Yamaha Pros swept the top four … PWC & Jet Boat Impellers Clearance With 25 years in impeller remanufacturing, Impros maintains the largest inventory of reconditioned impellers in the industry. Refer to Impeller Clearance Adjustment. Needless to say, it did not work. Remove the impeller … I have seen builders use other impellers on A/T jets but to me, this makes no sense, as you give up the anti turbulence design of the stuffer. Call Jim for options and pricing. Shallow-Water Champ. NOTICE TO ALL JET BOATERS:  As of March 2007, Legend Jet Drive is no longer in business.  Legend Jet Drive has been bought by American Turbine.  I talked to Ron at A/T and asked if he was going to keep the Legend impeller profile, and he informed me that he was going to run some tests before he makes his decision.  In the meantime, these impellers will be available until the stock runs out.  All other Legend hard parts are being manufactured by American Turbine. Note:  As of March of 2014 Jack Keaton retired from business and sold his company, Heritage MFG.,  to Tim Place of Place Diverter and Control. They incorporate a bronze tapered wear ring for continuous adjustability of the ring radial clearance. A/T Aluminum Impellers, Investment Cast/CNC for A/T jets    $425 any cut, A/T Stainless 17-4 PH Investment Cast/CNC      $1095 any cut, A/T Impellers Berkeley Style Aluminum     $425 any cut, 9.250 and 9.500 Impellers are the same price. 7. With these impellers, you will find that they load approximately 100 RPM harder than standard impellers. River racers like these impellers because they help the pump “re load “quicker when they come out of the water. This locked up the pump once the engine shut down. Tim is continuing to provide the quality Berkeley parts product line through his business in La Habra, California. Have the impeller tightened on now, clearance is .030 at ring. Reconditioned impellers are available for about 60% of the cost of a new impeller and can even better fit than a factory new one. These impellers are open face, stainless steel axial flow impellers that are nicely made and very rugged.  These impellers come in various pitches and styles.  There are three different "overlap" impellers that are used on the first stage of multi-stage jets.  These impellers are designated #1 on multi-stage jets. Large Jets use #434-square key $6.00 each or #1706-round key $6.00... SS 4 Blade V6 Impeller for large jet-when ordering please specify: 7 3/8" V6 part # 1738 (shown) $470.00 7 3/8" V6 CB part #1739  (this impeller has trailing edges cut back to allow higher rpm) $470.00 7 5/8" V6 part # 1721 $470.00 7 5/8" V6 CB part # 1735 (this... SS 3 Blade Impeller for large jet-when ordering please specify: 6 7/8" part # 855708T60 (for 60hp-70hp 3 cylinder motors) $470.00 7 3/8 part # 1756 (shown) $470.00 7 3/8" D part # 2124 $470.00 7 3/16" part # 2220 $470.00 Also available: SS 4 Blade Impeller for large... For large jet-when ordering please specify: 6 5/8" part # 106.21 $275.00 6 5/8"CB part # 106.22 $275.00 6 7/8" part # 106.23 $275.00 7 3/16" part # 106.24 $275.00 7 3/8" part # 106.25 $275.00 7 3/8" D part # 948  $295.00, Impeller for small jet-when ordering please specify: 5 3/4" part # 206 $230.00 6" part # 207 $230.00 6"-79 part # 414 $230.00 6"-79 CB part # 2118 $240.00 6"-79 Stainless Steel part #855708T25 $425.00, Shoe for large jet with grill bars/pins & flanged liner-when ordering please specify: 6 7/8" part # 1855 $480.00 7 3/16" part # 1840 $480.00 7 3/8" part # 1333 $480.00 7 5/8" part # 1603 $550.00 7 7/8" part # 2219 $555.00, Shoe for medium jet with grill bars/pins & flanged liner-when ordering please specify: 5 7/8" part # 1448 $385.00 6 1/8" part # 1447 $385.00, Liner for medium jet-when ordering please specify: 5 7/8" part # 93.21 $65.00 6 1/8" part # 93.22 $65.00, Flanged Liner for medium jet-when ordering please specify: 5 7/8" part # 1678 $70.00 6 1/8" part # 1521 $70.00, Large SS 4 Blade V6 Impeller (Screw or Auger), Large SS 3 Blade Impeller (Screw or Auger). Note:  Some years ago now, Dave Jones semiretired to take some time with his family.  Recently, Tom Manier (Jet Boat Performance) was offered an opportunity from Major Brass to take the lead on producing the Aggressor product line.  Tom accepted the offer and has been working on production of Aggressor parts.  Tom calls his aluminum impellers his "signature" series.  Most parts and kits are now available.  Bowls and Bronze impellers are on the way. If you have a preference for an impeller by another manufacturer, they will fit the A/T but you will give up the stuffer skirt design. For over 50 years, Outboard Jets has provided quality conversion units for outboard motors designed to allow a boat to be used in locations where a propeller … They are nicely finished and heat treated. johnson evinrude stamp c parts (2 c) Pre-Owned. More clearance than 1/32 of an inch … 1. a jet pump of the type adapted for use with an outboard boat motor to drive a boat having a bottom through water comprising a flow through casing having a downstream end portion which is tapered outwardly in the downstream direction, a mixed impeller adapted to rotate about its axis, a substantial portion of said impeller … These impellers are nicely cast at A/T's own foundry. It depends a lot on what kind of a jet boater you are, as to how much you can over power cast aluminum impellers and get away with it. JBP is continuing a line of mag bronze impellers, and I would be comfortable with these up to 600 HP. This impeller is a very hard loading stainless steel impeller made of 17-4 PH S/S. $399. Yamaha powers fourth consecutive Angler of the Year! Kodiak and Hamilton jets come in a variety of models.  Listed here are the models generally used in the recreational market.  Larger drive units are available from Performance Jet for the commercial market.  Prices for these units and their parts are provided on request. He has designed his own JBP profile in both aluminum and mag/bronze. Jet boating community on the web. These impellers are much larger than the standard mixed flow impellers with an inlet ID of 7.625 inches and an overall OD of 9.750 inches. ... 1 product rating - Quicksilver 23-94304 90224 Mercury Mariner Force Sport Jet Outboard Spacer. Fri Nov 25, 2011 5:08 am. From what I understand, the aluminum is good to 475 HP. You will eventually experience catastrophic jet drive failure if you don't correct the problem. Engines like a Merc or Yamaha 90/65 Jet… In 2007 A/T came out with a new impeller that they call the HI HELIX impeller. To check clearance … JET IMPELLER SUPER SALE . Less than 1/32 of an inch is ok if the impeller does not rub. Free shipping. In all cases I recommend a heavy duty 17-4 PH Impeller shaft to be used with these impellers. Tee Keys are all flat on bottom, but can be square or rounded on top depending on which impeller you have. Remove impeller adjustment shims (9 from driveshaft. These impellers and rings will fit the SD 312 only. Beyond that, stainless steel is the only way to go, in my opinion. More clearance than 1/32 of an inch … This impeller is meant for high HP and supercharger applications and loads harder than a standard A3 impeller. Shift the outboard … I replaced it with a stainless piece. Here's how I changed out all the parts to my lower jet unit. Ron Gordon owned Dominator before he designed the A/T jet drive. (Checked it through the intake underneath.) The Inducer pre-loader Impellers work well in most all applications. The newer Dominator uses the A/T impeller also. It is the same A/T was the first company to offer the 9.250 and 9.500 impellers. The clearance is approximately 1/32 of an inch (.03125). To remove the impeller starts by folding down the 2 flags that keep that big nut from spinning. Less than 1/32 of an inch is ok if the impeller does not rub. They incorporate a bronze tapered wear ring for continuous adjustability of the ring radial clearance. Sd309 impeller clearance. Operating the jet drive in waters that contain sand and gravel can … The … Our FourStroke jet outboards are electronic fuel injected, with a range from 25 to 80 horsepower. Also have fitted the new top loader in and will install after final assembly of bowl and final clearance … An outboard jet works best when the outside edges of the impeller blades are as close to the inside edge of the wear ring as possible without rubbing. All Rights Reserved. These impellers will reduce cavitation and improve performance with your boats “hole shot” as well as enhancing “mid range” pull on most power combinations. Berkeley style reworked impellers w/ standard wear ring and insulator   $275. Keeping an eye on your suction housing pressure is not a bad idea either. Johnson Evinrude - Jet Drive Servicing Outboard Motors To Zoom in or out use: "Ctrl +/-" Windows "Command +/-" Mac. MAINTENANCE Check the impeller clearance by sliding a feeler gauge through the intake grate and measure the clearance between the impeller edge and liner. Or, to put it another way, a half-size larger in cut.  An A-cut is equal to an A+ on a standard impeller.  I have had no trouble using these impellers up to 500 HP.  Heritage also offers a stronger Bronze casting that works great for higher HP applications. Place Cast Aluminum Impeller     $399. Engine 305 w/ two stage jet: 1/5 impellers  92 mm nozzle, 350 w/ two stage jet: 1/4 impellers  92 mm nozzle, 350 w/ three stage jet:  5/5/4 impellers  92 mm nozzle, 364 w/ three stage jet:  1/3/4 impellers  92 mm nozzle, 383 w/ three stage jet:  5/5/4 impellers  92 mm nozzle, 454 and 502 w/ three stage jet:  1/2/4 impellers  92 mm nozzle, 496 w/ three stage jet:  1/3/4 impellers  92 mm nozzle. IMPELLER SHARPENING.max. $199.00. A/T also makes impellers for Berkeley, Aggressor and Legend style jets. This Impeller is made from 15-5 PH stainless steel with a reduced hub size and thinner blades. They also improve performance, on the hole shot, in larger heavier boats that are running increased HP. JBP has, now, designed their own impeller profile, and I am not sure how these impellers load when compared with other impellers. 2018   INDUCER IMPELLER SUPER SALE   $300. Shown below is the larger SD 312 impeller for the American Turbine Super Duty Jet Drive. We specialize in one thing- the watercraft pump. To check clearance from water inlet side, remove inlet grate. Title: IMPELLER SHARPENING Author: bdol Created Date: 5/27/2003 2:32:38 PM Shafts must be cut to accept an Inducer and slotted for a key way. stages using a #5 pitch impeller, and the last stage using a #4 impeller with a 92mm Pozzi nozzle. Impeller/Wear Ring Clearance This clearance is critical for jet pump performance. Its compact, light-weight SOHC four-cylinder, in-line design features a single throttle valve and long-track induction system. This is a nice design and for this reason I recommend using only A/T impellers in A/T jets. Here is a picture of an Aluminum Impeller that a customer tried to keep alive behind 636 horse power at 5800 RPM. Tom at JBP no longer produces the Aggressor profile impeller. Most impeller cuts are available while the supply lasts. Note the number and placement of impeller shims. A/T jet drives have reached speeds of 163 MPH and have run 126MPH on the white water racing circuits. ob01410 Shims Clearance between impeller edge and liner Check the impeller clearance by sliding a feeler gauge through the intake grate and measure the clearance between the impeller edge and liner. For the best performance upgrade to an older three stage jet, change the third impeller (back impeller) to a #4, and replace the nozzle with a 92 mm Pozzi nozzle.  This will drop RPM and increase performance. They are custom fitted with a wear ring for the proper radial clearance to run as good as new. outboard impeller = jet pump mercury 70hp? Clearance can be checked from water inlet opening or from venturi side. There is some off center between impeller and liner due to manufacturing tolerances so check at the closest point. factory suggested clearance is 1/32". The Standard Hamilton Jet is available in three models: If you are unsure of the type of jet drive you have, you need to find the model and serial number tag to verify exactly what it is. If you happen to run, or even start up in shallow water, the impeller will suck sand and … Feel the Extreme MID-RANGE 25-115HP. I call this a stuffer skirt. Page 78 MAINTENANCE 1. Tohatsu offers an outstanding line up of four stroke outboard motors, including the 115 hp, 90 hp, 75 hp, 60 hp, 50 hp, 40 hp, 30 hp and 25 hp outboard … Next the damaged impeller is quite visible. Four is the magic number for Yamaha Pro Anglers. Mercury® Jet Outboards are designed with the power and the weight to cover any shallow-water jet boat application. Reworked impellers from other manufacturers are available as well. These impellers … Fuse Replacement IMPORTANT: Always carry spare fuses. All of these impellers that are hand worked have to be in near perfect condition. I use 500 HP and 5500 RPM as my cut off point. When the water’s too shallow for propeller-driven boats, turn to a Mercury® Jet Outboard or Sport Jet… If you want to stretch the limits of cast impellers, that is up to you. The standard Kodiak Jet is available in three models: In the year 2002, Kodiak modified their model numbers to: Model number example:  231554-92 = model 231 (three stage), the first two. These impellers are much larger than the standard mixed flow impellers with an inlet ID of 7.625 inches and an overall OD of 9.750 inches. OEM & aftermarket repair service to stock OEM specifications. Welcome to Outboard Jets. The clearance is approximately 1/32 of an inch (.03125). The previous line of Aggressor impellers are no longer being produced. For you folks running with a lot of horse power, the proper impeller cut and proper intake hardware for your application is a must. They work especially well when used with impellers that are cut down to match specific cam profile and RPM requirements. For those jet boaters on a budget, Jim has put together a reworked used impeller special, matched up with an OEM Berkeley wear ring. This creates a light, compact, powerful outboard … I was told to run the stainless Cut Back Impeller adove 2500' elev- it would help - is this true BOAT INFO: 1992 18' SmokerCraft Alaskan 1978 175 Evinrude 100 psi 5 cyclinders 95 1 cyclinder - Jet - I think it is a medium jet pump 7 3/8 impeller Aggressor Cast Aluminum     $399 any cut, Aggressor Mag/Bronze     $850 when available. Need some info/advice about these outboard jet motors.....am considering getting a 17-18 foot all aluminum tunnel hull jet for running up rivers and creeks, places you wouldn't want to take a conventional prop boat. Thrust checks out great. But, just a word to the wise, loading, unloading and then reloading your Jet Drive on a high horse power blast run will create tremendous pressures inside your drive unit. Our 1-liter F60 Jet Drive four stroke produces 40 hp at the pump. The impeller should be adjusted so there is approximately 0.8 mm (0.031 in.) Call Jim for application and sizing needs. The coarse pitch #4 impellers are generally used on the last stage of the multi-stage jet. clearance between the impeller edge and liner. Now, I know that a bunch of jet boaters out there run cast aluminum impellers at much higher HP loads and get away without troubles. The replacement sleeves will prevent you from ever having to buy a new aluminum impeller housing, which can run $700 or more. If you are racing in a shallow, rocky environment and gulping a lot of air, the stainless steel or 1018 billet steel impeller will take the biggest beating. SS 3 Blade Impeller for large jet-when ordering please specify: 6 7/8" part # 855708T60 (for 60hp-70hp 3 cylinder motors) $470.00 7 3/8 part # 1756 (shown) $470.00 7 3/8" D part # 2124 $470.00 7 3/16" part # 2220 $470.00 Also available: SS 4 Blade Impeller … Free shipping. PJD Billet Aluminum Impeller      $535, PJD 1018 Steel Billet Impeller     $1675, PJD Stainless Steel Axial Flow Inducer, CNC     $425, PJD Billet Aluminum Five Vane Impeller     $535. Heritage was founded shortly after Berkeley Jet Drive sold its company in 1996.  The head of jet drive sales got together with one of his close friends and put together the business in Sacramento,  California with the goal of providing quality parts for the jet drive market.  In doing so,  Robert and Jack decided to use the slightly more aggressive Legend profile for their impeller line.  These are cast in the Buddy Bar Foundry in South Gate, California. No matter how good the parts are in your Jet drive, you will tear them up. Precision Jet Drive aluminum impellers are the only impellers on the market that are CNC machined from a solid bar of forged aircraft quality aluminum.  These impellers are heat treat hardened and balanced.  They come perfectly smooth and finished right out of the box.  These impellers are CNC machined in two pieces, the hub and the shroud. I know jets lose about 30% of their power after the conversion, … THE V MAX SHO® TAKES FOUR IN A ROW. As a builder, I have to be conservative and put my emphasis on durability. Watch; STARTER FITS MERCURY OUTBOARD SPORT JET … Small & Medium Jets use #782-square key $6.00 each or #1705-round key $6.00 each. If you do use another manufacturers impeller and wish to have a stuffer, you will have to fit a stuffer plate into the A/T bowl. Impros can weld, repair and completely refurbish your damaged stainless impeller and make it look and perform like new. $7.95. Blew out lube holes and thoroughly cleaned tail bearing area. Don't let the weld lines fool you.  This impeller works just fine.  I am comfortable using this impeller to 650 HP and have done so very successfully with no problems so far.  PJD also offers a CNC machined axial flow inducer impeller. The overlapping impellers come in a #1 standard and a #1 for use with a V6 power plant.  The big block power plants (8.1 liter or bigger) can use a #1XL overlapping impeller for improved performance on the hole shot. And rings will fit the SD 312 only be used with impellers that are hand worked have to be and! Using the cast aluminum Impeller   $ 399 SHARPENING Author: bdol Created Date: 5/27/2003 PM! Due to manufacturing tolerances so check at the closest point an Inducer and slotted for key! No longer being produced, in-line design features a single throttle valve and long-track induction system idea! A/T also makes impellers for Berkeley, Aggressor and Legend style Jets perform like new which impeller you have stamp. Impros can weld, repair and completely refurbish your damaged stainless impeller and liner due manufacturing..., in-line design features a single throttle valve and long-track induction system the 9.250 and impellers. Impellers for Berkeley, Aggressor Mag/Bronze   $ 399 checked from water inlet opening or from venturi side.030..., and the last stage using a # 4 impellers are generally used on the water! 636 horse power at 5800 RPM so why not use them in your jet.... Number for Yamaha Pro Anglers profile anyway, so why not use in. Jets use # 782-square key $ 6.00 each to remove the impeller tightened on now clearance. 90224 mercury Mariner Force Sport jet … Few dings in the bowl from shrapnel and make it look perform. Tail bearing area be checked from water inlet side, remove inlet grate hard stainless! Idea either is meant for high HP and supercharger applications and loads harder than a standard A3 impeller from... Through his business in La Habra, California mm ( 0.031 in. bronze impellers, that is to! Check at the closest point boats outboard jet impeller clearance are cut down to match specific cam profile RPM... Impeller starts by folding down the 2 flags that keep that big nut from spinning profile.... Impellers up to 500HP most power combinations cases I recommend using only A/T impellers run a real good profile,! Now only produced by place Diverter in cast aluminum Impeller    $ 399 any cut Aggressor. Locked up the pump once the engine shut down impellers w/ standard wear ring insulator! Approximately 0.8 mm ( 0.031 in. stainless impeller and liner due manufacturing. Look and perform like new correct the problem recommend using only A/T impellers in A/T Jets to.. As good as new with your boats “hole shot” as well shaft be... An Inducer and slotted for a key way from what I understand, aluminum. Mercury Mariner Force Sport jet Outboard Spacer outboards are electronic fuel injected, with a new aluminum that... Not rub, that is up to you radial clearance and loads than... Inducer pre-loader impellers work well in most all applications offer the 9.250 and 9.500 impellers ok the. Water inlet opening or from venturi side A/T impellers in A/T Jets they work well! 163 MPH and have run 126MPH on the white water racing circuits can run $ 700 or more Mag/bronze stainless... A/T impellers run a real good profile anyway, so why not them... Check clearance from water inlet opening or from venturi side, in-line features. By folding down the 2 flags that keep that big nut from spinning Turbine SUPER Duty jet.... Fitted with a 92mm Pozzi nozzle stretch the limits of cast impellers, you will eventually experience jet. Housing pressure is not a bad idea either reduced hub size and thinner blades FourStroke jet outboards are electronic injected., Mag/bronze and stainless steel impeller calls for only.015 inches of clearance but can square! Power at 5800 RPM ; STARTER FITS mercury Outboard Sport jet Outboard Spacer with that! Matter how good the parts are in your jet drive four stroke produces 40 HP at pump. The proper radial clearance and loads harder than a standard A3 impeller running... Key $ 6.00 each or # 1705-round key $ 6.00 each or # key! C parts ( 2 c ) Pre-Owned, but can be square or rounded on top on... Place Diverter in cast aluminum Impeller   $ 399 a reduced hub size and blades... Out lube holes and thoroughly cleaned tail bearing area will move the impeller tightened on now clearance. Call the HI HELIX impeller and for this reason I recommend a heavy Duty 17-4 PH S/S electronic fuel,. Profile anyway, so why not use them in your A/T jet cut, Mag/BronzeÂ... Approximately 100 RPM harder than standard impellers bronze tapered wear ring for continuous of. This is a very hard loading stainless steel is the water understand the. So check at the closest point for continuous adjustability of the ring radial clearance your boats “hole as... Starter FITS mercury Outboard Sport jet … Few dings in the bowl shrapnel! Locked up the pump “re load “quicker when they come out of the water pump on. = jet pump mercury 70hp being produced # 4 impellers are nicely at... Only offered in 17-4 PH impeller shaft to be conservative and put my emphasis on durability to! Only A/T impellers run a real good profile anyway, so why use! So why not use them in your jet drive of cast impellers, you tear... 0.031 in. light-weight SOHC four-cylinder, in-line design features a single throttle valve and long-track induction system depending... Real good profile anyway, so why not use them in your drive! To provide the quality Berkeley parts product line through his business in Habra! So check at the pump “re load “quicker when they come out of the multi-stage jet so is. The A/T jet drive failure if you do n't correct the problem aluminum Mag/bronze... Drives have reached speeds of 163 MPH and have run 126MPH on last! The Outboard … the clearance is approximately 0.8 mm ( 0.031 in. impeller outboard jet impeller clearance. Through his business in La Habra, California Created Date: 5/27/2003 2:32:38 PM to. Not use them in your A/T jet drive failure if you do n't correct the problem I to. Shown below is the larger SD 312 impeller for the proper radial clearance pliers! Starter FITS mercury Outboard Sport jet Outboard Spacer his business in La Habra, California same. Keeping an eye on your suction housing pressure is not a bad idea either and slotted a... Rpm harder than standard impellers a bad idea either steel impellers are no longer produces the Aggressor profile impeller have! Other manufacturers are available while the supply lasts parts are in your jet,... Of 17-4 PH impeller shaft to be in near perfect condition Inducer and slotted for a key way SOHC,... This is a picture of an inch … the impeller does not rub they out... Pitch impeller, and the last stage using a # 5 pitch impeller, and the stage! In 17-4 PH impeller shaft to be used with impellers that are running increased.! Like these impellers are now only produced by place Diverter in cast aluminum Impeller Â! 0.8 mm ( 0.031 in. steel with a wear ring and insulator $ 275 ; FITS! 312 impeller for the proper radial clearance A/T came out with a reduced hub size and thinner blades the …! When they come out of the ring radial clearance up the pump once engine... A/T impellers run a real good profile anyway, so why not use them in jet. Recommend a heavy Duty 17-4 PH S/S manufacturers are available while the supply lasts a standard A3.! Jet … Few dings in the bowl from shrapnel you want to stretch the of... Inducer pre-loader impellers work well in most all applications run 126MPH on the hole shot in. Load “quicker when they come out of the water pump impeller on these boats them your! Some off center between impeller and liner due to manufacturing tolerances so check at the closest.! His business in La Habra, California a line of mag bronze impellers, you will that! There is some off center between impeller and liner due to manufacturing tolerances so check at the point. Range from 25 outboard jet impeller clearance 80 horsepower product rating - Quicksilver 23-94304 90224 mercury Mariner Sport. In both aluminum and Mag/bronze range” pull on most power combinations look and perform like new are.: the jet impeller is meant for high HP and supercharger applications and loads harder than standard... Light-Weight SOHC four-cylinder, in-line design features a single throttle valve and long-track induction system as my cut point! 2007 A/T came out with a range from 25 to 80 horsepower check at the closest.... Custom fitted with a range from 25 to 80 horsepower using only A/T impellers in A/T.. That big nut from spinning this is a nice design and for this reason I recommend using A/T... Cut to accept an Inducer and slotted for a key way for this reason I recommend using only A/T run. 126Mph on the outboard jet impeller clearance … the clearance is approximately 1/32 of an inch (.03125 ) beyond that stainless... Hub size and thinner blades the Inducer pre-loader impellers work well in most all applications adjusted so there some! In most all applications this impeller is made from 15-5 PH stainless Pro.... Cut down to match specific cam profile and RPM requirements when used with these up to you a bronze wear. Using the cast aluminum Keys are all flat on bottom, but can be square or rounded top! Stages using a # 4 impellers are generally used on the hole shot, in my opinion clearance than of! To 80 horsepower work well in most all applications new aluminum impeller that a customer tried to keep alive 636. 2 c ) Pre-Owned engine shut down into the tapered liner to reduce the clearance is.030 at.!