Engine

V-Twin - 10-1172 - 61 inch Flywheel AssemblyDescription61" stock flywheel assembly is shipped assembled and trued with shafts. Stroke is 3-1/2".Flywheels are Truett and Osborne brand. Fits:EL 1941-1952Additional Information UOM1 - EA ...

V-Twin - 10-1163 - Flywheel Crank Pin Thrust Washer Set .060DescriptionFlywheel crank pin thrust washers are .060 size and made of steel.Set of two. Fits:FL 1941-1969Additional Information OEM No.23973-41 UOM1 - SET ManufacturerEastern OriginUSA ...

V-Twin - 10-1141 - 3-Hole Crank Pin .025 ShorterDescriptionCrank pin is heat treated 60-62RC to a case depth of .100. A special 180  oiling design will better lubricate the bearing diameter. Threads are "J" type. Pin is .025 shorter taper to taper...

V-Twin - 10-1137 - Flywheel Thrust Washers .110Description.110 thick flywheel thrust washers constructed of steel.Sold as a pack of 5. Fits:UL 1937-1948VL 1930-1934FL 1941-1954EL 1936-1952Additional Information OEM No.24124-17 UOM5 - PK ...

V-Twin - 10-1136 - Sifton 45 Flywheel AssemblyDescriptionSifton 45 flywheel assembly is fully assembled and includes Sifton cast flywheel set with pin, crank rods, bushing and rollers with shafts. Fits:FL 1929-1931WL 1932-1952G 1932-1973Additional...

V-Twin - 10-1134 - UL Flywheel AssemblyDescriptionFlywheel assembly for 74 and 80" Side Valve Flathead motors. Fully assembled and trued. Assembly includes brand new components and fitted pinion gear.Assembled in NY with domestic and imported parts...

V-Twin - 10-1132 - Stock Flywheel AssemblyDescriptionMotorshop ready flywheel assembly is shipped assembled and trued with shafts. Fits:XL 1981-1985Additional Information UOM1 - SET ManufacturerMotorshop OriginUSA 2025 Catalog Pages840 Replacement...

V-Twin - 10-1131 - Stock Flywheel AssemblyDescriptionMotorshop ready stock flywheel assembly is shipped assembled and trued with shafts.The pinion race is pressed onto shaft. Fits:XL 1977-1980Additional Information UOM1 - SET ManufacturerMotorshop ...

V-Twin - 10-1113 - 4-1/2 inch Stroke Flywheel AssemblyDescriptionFlywheel assembly 4-1/2" stroke is shipped assembled and trued with shafts. Unit features Truett & Osborn stock flywheels. Fits:FL 1941-1953Additional Information UOM1 - EA ...

V-Twin - 10-1112 - 4-1/4 inch Stroke Flywheel AssemblyDescriptionFlywheel assembly 4-1/4" stroke is shipped assembled and trued with shafts. Unit features Truett & Osborn stock flywheels.This assembly features a early type sprocket shaft, early style...

V-Twin - 10-1097 - Stock Flywheel AssemblyDescriptionFlywheel assembly with rods and Torrington rollers.Flywheel assembly feature full weight flywheels, with removable pinion and sprocket shafts, trued and balanced for cast pistons. Unit includes forged...

V-Twin - 10-1096 - V-Twin Stock Flywheel AssemblyDescriptionShipped assembled and trued with shafts. Unit features full weight stock flywheels. Assembly is for 74" motor. Fits:FX 1973-1977FL 1973-1977Additional Information UOM1 - EA ...

V-Twin - 10-1090 - 4-1/4 inch Stroke Flywheel AssemblyDescriptionFlywheel assembly with 4-1/4" stroke is shipped assembled and trued with shafts.Special 80" flywheel assembly is used for alternator-generator case sets only. This assembly features a late...

V-Twin - 10-1089 - 80 inch Overhead Valve Flywheel AssemblyDescriptionFlywheel assembly with 4-1/4" stroke is shipped assembled and trued with shafts. Sprocket shaft is correct length to use with 1965-1969 FL transmission with a mid length mainshaft...

V-Twin - 10-1076 - Stock Flywheel AssemblyDescriptionFeatures full weight flywheels with removable pinion and sprocket shafts, trued and balanced for cast pistons.Unit includes forged and machined H-beam Sifton connecting rod set of certified 4340 steel...

V-Twin - 10-1070 - 61 inch Flywheel AssemblyDescription61" flywheel shipped assembled and trued with shafts. Stroke is 3-1/2".Assembly is built using Truett and Osborne 61" Flywheels, with the late tapered crank pin. ...

V-Twin - 10-1064 - Cylinder Head Set with Chrome Rocker BoxDescriptionSet is assembled with cast iron guides, valve stem seals, and nitrated valves. For use on 74" or 80" models with Shovelhead barrels.Heads have a complete valve job for maximum flow,...

V-Twin - 10-1045 - V-Twin Stock 80 inch Flywheel AssemblyDescription4-1/2" stroke 80" flywheel assembly is shipped assembled and trued with shafts. Features replaceable pinion and sprocket shafts.This assembly features a late type sprocket shaft, early...

V-Twin - 10-1035 - V-Twin Stock Flywheel AssemblyDescriptionShipped assembled and trued with shafts included. Fits:WL 1937-1952G 1937-1973DL 1929-1931W 1937-1952WL 1932-1936Additional Information UOM1 - EA ManufacturerMotorshop OriginUSA 2025 Catalog...

V-Twin - 10-1033 - V-Twin Stock Flywheel AssemblyDescriptionShipped assembled and trued with shafts. Fits:FL 1954-1954Additional Information OEM No.23907-54 UOM1 - EA ManufacturerMotorshop OriginUSA 2025 Catalog Pages482 Replacement Items10-0173 -...

V-Twin - 10-1013 - UL-ULH Flywheel AssemblyDescriptionUL-ULH flywheel assembly is for 74 and 80" side valve flathead models. Shipped complete, assembled, balanced and trued with shafts. Fits:UL 1937-1948Additional Information UOM1 - EA ...

V-Twin - 10-0980 - Knucklehead Engine Case SetDescriptionKnucklehead engine case set includes case bushings standard size rollers.Oil from top end returns through pushrod tubes. Does not return through cylinder base. Case accepts loose roller bearings on...

V-Twin - 10-0969 - OHO Bare Engine Case SetDescriptionV-Twin bare engine case set includes left side bearing assembly and right side case race honed to size. Allows use of overhead oiling system "OHO" for late Panhead and Shovelhead lifter blocks and...

V-Twin - 10-0954 - Panhead Engine Case SetDescriptionPanhead engine case set is accurately cast and machined to give the look of the original case set.Case set is designed for replacement of the original cases. No serial numbers are provided with these...

V-Twin - 10-0947 - Finned Style Cast Cam Cover ChromeDescription4 fin style cam cover with the top oil bolt hole for overhead oiler models of Panhead. Forged construction features a chrome finish.Cam cover bushings must be checked and fitted (reamed) for...

V-Twin - 10-0892 - Connecting Rod AssemblyDescriptionKit includes new rods, crank pin, nuts, cages and standard rollers fitted and assembled.Piston pin bushings are installed and honed for stock wrist pin. Fits:XL 2004-2022Additional Information UOM1 -...

V-Twin - 10-0891 - Connecting Rod AssemblyDescriptionKit includes new rods, crank pin, nuts, cages and standard rollers fitted and assembled.Piston pin bushings are installed and honed for stock wrist pin. Fits:XL 2000-2003Additional Information UOM1 -...

V-Twin - 10-0890 - Connecting Rod AssemblyDescriptionAssembly includes new rods, crank pin, nuts, cages and standard rollers fitted and assembled.Piston pin bushings are installed and honed for stock wrist pin. Fits:XL 1986-1999Additional Information ...

V-Twin - 10-0853 - Oil Pump ShaftDescriptionOil pump shaft features chamfer on the end so there is no interfernce with the cover.*NOTE: Chamfer is like a smooth beveled edge. Fits:FL 1936-1967Additional Information UOM1 - EA ManufacturerMotorshop ...

V-Twin - 10-0838 - Left Case Oil SlingerDescriptionBig Twin internal left bearing end spacer which features a honed inner diameter on the oil slinger, for better fit on some applications. Fits:FL 1940-1954Additional Information OEM No.24776-40 UOM1 -...

V-Twin - 10-0832 - Idler Stud Spacer SetDescriptionIdler stud spacer set with .010" thickness and .750" outer diameter.Sold as a set of two. Fits:FL 1941-1969EL 1936-1940Additional Information UOM1 - SET ManufacturerV-Twin OriginImported 2025 Catalog...

V-Twin - 10-0821 - Sifton Solid Tappet AssemblyDescriptionIncludes roller tappets and fully adjustable pushrod set. Fits:XL 1957-1984Additional Information UOM1 - KIT ManufacturerSifton OriginUSA StyleSolid 2025 Catalog Pages846 Replacement...

V-Twin - 10-0809 - Jims Connecting Rod Race SetDescriptionRod race set is made from 52100 steel and hardened.Set of three. Fits:FXST 1984-1998UL 1937-1948FXR 1982-1994FLT 1979-1998FX 1971-1984EL 1936-1940FL 1941-1984FXD 1991-1998FLST 1986-1998Additional...

V-Twin - 10-0791 - Cam Cover ChromeDescriptionChrome cam cover include bushings for cams for electric start models. Fits:XL 1986-1990Additional Information UOM1 - EA FinishChrome ManufacturerMotorshop OriginImported 2025 Catalog Pages845

V-Twin - 10-0768 - Sifton Solid Tappet Conversion KitDescriptionSifton lifter conversion kit for Big Twin includes four standard size roller tappets and conversion adapter to act as solid lifters. Kit is non-adjustable type.*NOTE: Must order pushrod set...

V-Twin - 10-0765 - Connecting Rod Wrist Pin BushingDescriptionAmpco 45 standard bushing for wrist pin. Bushing is machined from a bronze alloy. This bushing is a must for a rebuild and high performance application.*NOTE* Inside diameter must be reamed to...

V-Twin - 10-0699 - 4-Finned Panhead Cam Cover CastDescriptionPanhead cam cover with a 4-finned design includes bushings installed and is forged aluminum with cast finish.Cam cover bushings must be checked and fitted (reamed) for final assembly Check end...

V-Twin - 10-0693 - 45 inch Left Side Case Race StandardDescription45" left side standard case race is machined and ground to factory specifications. Fits:WL 1939-1952G 1939-1973Additional Information UOM1 - EA ManufacturerEastern OriginImported

V-Twin - 10-0684 - 4-Finned Panhead Cam Cover PolishedDescriptionFL polished Panhead cam cover with a 4 rib design includes bushings installed.Accepts 1/4" generator screws. Include 1954-62 type pinion bushing OEM#25585-54. Cam cover bushings must be...

V-Twin - 10-0679 - Zinc Rear Tappet Block SetDescriptionZinc rear honed tappet block set. Fits:W 1929-1952WL 1937-1952V 1930-1936G 1937-1973U 1937-1938Additional Information UOM1 - SET ManufacturerMotorshop OriginImported 2025 Catalog Pages802