Engine Components

Feuling Parts Crankshaft Bearing Race Kits Features: Kit includes right and left side crankshaft races with the left side thrust washers These Feuling press on races have a precision ground outer diameter finish and are designed to be true to size producing the correct OD after proper press on installation

Andrews Cam Sprockets Made in the U.S.A.

Jims Rocker Arm Shaft Kit Features: In an effort to perfect Milwaukee-Eight® engine valve train geometry, while improving durability, JIMS® has developed performance rocker shafts and proprietary hardware The rocker arm shafts are precision machined from a low alloy nickel, chromium, molybdenum case hardened steel. The hardware flats on the end of the shafts are held to a .0005” parallel tolerance, assuring the rocker is seated in the correct position with the pushrod cup & valve stem tip when installed correctly

S&S Rocker Shafts for M8 Models Features: Made in the U.S.A.

Feuling Rocking Shaft Kits Features: Gas nitrided and final surface treated Kit includes the shafts and our ARP bolts Recommended for all Twin Cam engines and especially for engines running higher lift camshafts and heavier valve spring pressures

Chrome FXR Oil Bag Looking for a nice Oil Bag to replace your stock one that came with your bike? Vtwin Manufacturing offers some of the best reproduction OEM parts in the market and this is one of them! Features: 3 Quart Capacity Show Quality Chrome Fittings Clamps and Hoses Included Uses Stock Mounting Hardware Works for FXR Models

Description The Fuel Moto M8 128" 11.0:1 compression piston & cylinder kit takes your 114" or 117" M8 engine to 128" with no engine case boring required. Includes proprietary FM piston kit by CP Carrillo utilizing their top level X-Forge design, new Extreme Duty cylinders, and Cometic MLS heads & base gaskets. This kit works on 2017-later Milwaukee-Eight 114" & 117" 4.5" stroke engines (air cooled & twin cooled) Touring and Softail. Works with stock or ported heads.  The Fuel Moto M8 128" 11.0 kit includes the following:  Custom CP Carrillo Pistons CP Carrillo pistons 11.0:1 compression ratio. These FM custom pistons use CP's premium X-Forging for reduced friction and maximum durability. The ring end gap is already set and are simply ready to be installed.   New Extreme Duty cylinders The Fuel Moto M8 128" 11.0:1  big bore kit includes new Extreme Duty cylinders with high strength ductile iron sleeves, bore/hone finish work is done on OEM level machinery to exact tolerances. Cylinders are available in black with silver polished highlights or in CVO granite finish with polished highlights. Manufactured by S&S Cycle in Viola, WI USA. Cometic MLS head & base gaskets are included.    What else do I need? You will need an exhaust system, air cleaner, EFI tuner, and clutch spring and/or lockup to support the appropriate power level of this kit. Milwaukee-8 engines also require larger fuel injectors. Fuel Moto engine kits require installation by a qualified mechanic with experience in engine building and the appropriate tools to check all clearances & tolerances during engine assembly following the OEM service manual procedures and any additional instructions provided. You will need a OEM service manual and some specialty tools such as a inner cam bearing removal/install tool. These engine kits also require comprehensive tuning, we will supply the appropriate FM base tune. Check our FM University site for helpful tips and info. Unlimited Technical Support From Fuel Moto You have done all of your research but maybe you still have a question. The technicians at Fuel Moto have the answers and would welcome your call. With every Fuel Moto big bore kit purchase we include unlimited technical support. Shoot us an email at info@fuelmotousa.com or give us a call at 920-423-3309 - we will work together to get you up and running.

Description The Fuel Moto M8 128" big bore 10.75 compression piston & cylinder Builder Kit takes your 114" or 117" 4.5" stroke M8 engine to 128" with no engine case boring required, it was developed to work with a wide range of M8 cams and components. This lower compression kit works especially well with shorter lift/duration bolt in cams such as the Wood WM8-22X, 22XE, 222, Redshift RS-468, S&S 475, CR 460, CR 480 and other similar grinds. Includes custom CP Carrillo dished piston kit, new Extreme Duty cylinders, and Cometic MLS heads & base gaskets. This kit works on 2017-later Milwaukee-Eight 114" & 117" 4.5" stroke engines (air cooled & twin cooled) Touring and Softail. Works with stock, ported, or SE cylinder heads.  The Fuel Moto M8 128" 10.75 kit includes the following:  CP Carrillo Forged Pistons proprietary FM custom CP Carrillo dished pistons 10.75:1 compression ratio, premium X-forging with fully developed skirt profile. The ring end gap is already set and are simply ready to be installed.   New Extreme Duty cylinders The Fuel Moto M8 124" 10.75 big bore kit includes new Extreme Duty cylinders with high strength ductile iron sleeves, bore/hone finish work is done on OEM level machinery to exact tolerances. Cylinders are available in black with silver polished highlights or CVO granite with polished highlights. Manufactured by S&S Cycle in Viola, WI USA. MLS head & base gaskets are included.    What else do I need? You will need an exhaust system, air cleaner, EFI tuner, and clutch spring and/or lockup to support the appropriate power level of this kit. Milwaukee-8 engines also require larger fuel injectors. Fuel Moto engine kits require installation by a qualified mechanic with experience in engine building and the appropriate tools to check all clearances & tolerances during engine assembly following the OEM service manual procedures and any additional instructions provided. You will need a OEM service manual and some specialty tools such as a inner cam bearing removal/install tool. These engine kits also require comprehensive tuning, we will supply the appropriate FM base tune. Check our FM University site for helpful tips and info. Unlimited Technical Support From Fuel Moto You have done all of your research but maybe you still have a question. The technicians at Fuel Moto have the answers and would welcome your call. With every Fuel Moto big bore kit purchase we include unlimited technical support. Shoot us an email at info@fuelmotousa.com or give us a call at 920-423-3309 - we will work together to get you up and running.

Description The Fuel Moto M8 132" Outlaw piston & cylinder kits takes your 114" or 117" M8 engine to 132", this is the largest displacement available for the Milwaukee-8 engine without engine case boring. Includes special application pistons 11.25:1 compression. Pistons were designed for Fuel Moto by CP Carrillo race department with optimized skirt and barrel profile, CNC machined under lightening, and feature Calico premium skirt coating. Kit includes new 4.320" cylinders, and Cometic MLS heads & base gaskets. This kit works on 2017-later Milwaukee-Eight 114" & 117" 4.5" stroke engines (air cooled & twin cooled) Touring and Softail.  This bolt on kit is designed for 4.5" stroke crankshaft with stock length connecting rods  The Fuel Moto M8 132" Outlaw high compression kit includes the following:  Custom CP Carrillo Pistons Special application, custom CP Carrillo pistons - 4.320" bore, 11.25:1 compression ratio (assuming factory 89cc chamber) with optimized skirt and barrel profile, CNC machined under lightening, & Calico premium skirt coating. Includes Total Seal rings, end gap is already set and are ready to be installed.   New bolt on, big bore cylinders The Fuel Moto M8 132" Outlaw big bore kit includes new big bore cylinders that do not require case boring. Cylinders feature black finish with silver polished highlights. These cylinders feature hi-strength steel liners which allow for "Drop In" installation. (4.320" bore diameter) without boring the cases on H-D Milwaukee-8 engines with a 4.5" stroke. Manufactured by S&S Cycle in Viola, WI USA. Kit includes Cometic MLS head and base gaskets.    What else do I need? This kit is designed for big horsepower, you will need an exhaust system, air cleaner, EFI tuner, and clutch spring and/or lockup to support the appropriate power level of this kit. Milwaukee-8 engines also require larger fuel injectors. Fuel Moto engine kits require installation by a qualified mechanic with experience in engine building and the appropriate tools to check all clearances & tolerances during engine assembly following the OEM service manual procedures and any additional instructions provided. You will need a OEM service manual and some specialty tools such as a inner cam bearing removal/install tool. These engine kits also require comprehensive tuning, we will supply the appropriate FM base tune. Check our FM University site for helpful tips and info. Unlimited Technical Support From Fuel Moto You have done all of your research but maybe you still have a question. The technicians at Fuel Moto have the answers and would welcome your call. With every Fuel Moto big bore kit purchase we include unlimited technical support. Shoot us an email at info@fuelmotousa.com or give us a call at 920-423-3309 - we will work together to get you up and running.  

Description The Fuel Moto M8 124" Outlaw piston & cylinder kits takes your 107" M8 engine to 124" with no engine case boring required. Includes special application, high compression pistons with choice of 11.5:1 or 12.0:1 compression. Pistons were designed for Fuel Moto by CP Carrillo race department with optimized skirt and barrel profile, and feature Calico premium skirt coating. Kit also includes new Extreme Duty cylinders (made in USA), and Cometic MLS heads & base gaskets. This kit works on 2017-later Milwaukee-Eight 107" engines (air cooled & twin cooled) Touring and Softail. Works with stock or ported heads.   The Fuel Moto M8 124" Outlaw kit includes the following:  Custom CP Carrillo Pistons Special application, custom CP Carrillo pistons, choice of 11.5:1 or 12.0:1 compression ratio with optimized skirt and barrel profile, Calico premium skirt coating. These FM custom pistons use CP's premium X-Forging for reduced friction and maximum durability. Ring end gap is already set and are ready to be installed.   New Extreme Duty cylinders The Fuel Moto M8 124" Outlaw big bore kit includes new Extreme Duty cylinders with high strength ductile iron sleeves, bore/hone finish work is done on OEM level machinery to exact tolerances. Cylinders are available in black with silver polished highlights or CVO granite finish with polished highlights. Manufactured by S&S Cycle in Viola, WI USA. Cometic MLS head & base gaskets are included.    What else do I need? This kit is designed for big horsepower. You will need an exhaust system, air cleaner, EFI tuner, and clutch spring and/or lockup to support the appropriate power level of this kit. Milwaukee-8 engines also require larger fuel injectors. Fuel Moto engine kits require installation by a qualified mechanic with experience in engine building and the appropriate tools to check all clearances & tolerances during engine assembly following the OEM service manual procedures and any additional instructions provided. You will need a OEM service manual and some specialty tools such as a inner cam bearing removal/install tool. These engine kits also require comprehensive tuning, we will supply the appropriate FM base tune. Check our FM University site for helpful tips and info. Unlimited Technical Support From Fuel Moto You have done all of your research but maybe you still have a question. The technicians at Fuel Moto have the answers and would welcome your call. With every Fuel Moto big bore kit purchase we include unlimited technical support. Shoot us an email at info@fuelmotousa.com or give us a call at 920-423-3309 - we will work together to get you up and running.  

Description Our value priced Fuel Moto SP M8 128" big bore 10.75 compression piston & cylinder kit takes your Harley Davidson 114" or 117" M8 engine to 128" with no engine case boring required, it was developed to work with a wide range of M8 cams and components. This lower compression kit works especially well with shorter lift/duration bolt in cams such as the Wood WM8-22x, 22XE, 22XD, & 222, Redshift RS-468, S&S 475, CR 460 & 480 and other similar grinds. Includes forged piston kit, new cylinders, and Cometic MLS heads & base gaskets. This kit works on 2017-later Milwaukee-Eight 114" & 117" engines (air cooled & twin cooled) Touring and Softail. Works with stock or ported heads.  The Fuel Moto SP M8 128" 10.75 kit includes the following:  Forged pistons  CP Carrillo Forged pistons 4.250" bore, 10.75:1 compression ratio, manufactured in USA. The ring end gap is already set    New cylinders The Fuel Moto SP 128" 10.75 big bore kit includes new cylinders. Note the cylinders in this kit are globally sourced, quality meets or exceeds the OEM cylinders (click here for our 128 kit that includes USA made cylinders)  Cylinders are black with silver polished highlights. Cometic MLS head & base gaskets are included.   What else do I need? You will need an exhaust system, air cleaner, EFI tuner, and clutch spring and/or lockup to support the appropriate power level of this kit. Milwaukee-8 engines also require larger fuel injectors. Fuel Moto engine kits require installation by a qualified mechanic with experience in engine building and the appropriate tools to check all clearances & tolerances during engine assembly following the OEM service manual procedures and any additional instructions provided. You will need a OEM service manual and some specialty tools such as a inner cam bearing removal/install tool. These engine kits also require comprehensive tuning, we will supply the appropriate FM base tune. Check our FM University site for helpful tips and info.  Unlimited Technical Support From Fuel Moto You have done all of your research but maybe you still have a question. The technicians at Fuel Moto have the answers and would welcome your call. With every Fuel Moto big bore kit purchase we include unlimited technical support. Shoot us an email at info@fuelmotousa.com or give us a call at 920-423-3309 - we will work together to get you up and running.

Description Our value priced Fuel Moto SP 124" big bore 10.75 compression piston & cylinder builder Kit takes your 107" M8 engine to 124" with no engine case boring required, it was developed to work with a wide range of M8 cams and components. This lower compression kit works especially well with shorter lift/duration bolt in cams such as the Wood WM8-22x, 22XE, & 222, Redshift RS-468, S&S 475, CR 460 & 480 and other similar grinds. Includes custom piston kit, new cylinders, and Cometic MLS heads & base gaskets. This kit works on 2017-later Milwaukee-Eight 107" engines (air cooled & twin cooled) Touring and Softail. Works with stock or ported heads.  The Fuel Moto SP 124" 10.75 kit includes the following:  Forged pistons  CP Carrillo Forged pistons 10.75:1 compression ratio, manufactured in USA. The ring end gap is already set    New cylinders The Fuel Moto M8 124" 10.75 big bore kit includes new cylinders. Note the cylinders in this kit are globally sourced, quality meets or exceeds the OEM cylinders (click here for our 124 kit with USA made cylinders) Cylinders are black with silver polished highlights. Cometic MLS head & base gaskets are included.   What else do I need? You will need an exhaust system, air cleaner, EFI tuner, and clutch spring and/or lockup to support the appropriate power level of this kit. Milwaukee-8 engines also require larger fuel injectors. Fuel Moto engine kits require installation by a qualified mechanic with experience in engine building and the appropriate tools to check all clearances & tolerances during engine assembly following the OEM service manual procedures and any additional instructions provided. You will need a OEM service manual and some specialty tools such as a inner cam bearing removal/install tool. These engine kits also require comprehensive tuning, we will supply the appropriate FM base tune. Check our FM University site for helpful tips and info.  Unlimited Technical Support From Fuel Moto You have done all of your research but maybe you still have a question. The technicians at Fuel Moto have the answers and would welcome your call. With every Fuel Moto big bore kit purchase we include unlimited technical support. Shoot us an email at info@fuelmotousa.com or give us a call at 920-423-3309 - we will work together to get you up and running.

Description The Fuel Moto M8 124" 11.0:1 compression piston & cylinder kit takes your 107" M8 engine to 124" with no engine case boring required. Includes proprietary FM piston kit by CP Carrillo utilizing their top level X-Forge design, new Extreme Duty cylinders, and Cometic MLS heads & base gaskets. This kit works on 2017-later Milwaukee-Eight 107" engines (air cooled & twin cooled) Touring and Softail. Works with stock or ported heads.   The Fuel Moto M8 124" 11.0 kit includes the following:  Custom CP Carrillo Pistons CP Carrillo pistons 11.0:1 compression ratio. These FM custom pistons use CP's premium X-Forging for reduced friction and maximum durability. The ring end gap is already set and are ready to be installed.   New Extreme Duty cylinders The Fuel Moto M8 124" 11.0 big bore kit includes new Extreme Duty cylinders with high strength ductile iron sleeves, bore/hone finish work is done on OEM level machinery to exact tolerances. Cylinders are available in black with silver polished highlights or CVO granite finish with polished highlights. Manufactured by S&S Cycle in Viola, WI USA. Cometic MLS head & base gaskets are included.    What else do I need? You will need an exhaust system, air cleaner, EFI tuner, and clutch spring and/or lockup to support the appropriate power level of this kit. Milwaukee-8 engines also require larger fuel injectors. Fuel Moto engine kits require installation by a qualified mechanic with experience in engine building and the appropriate tools to check all clearances & tolerances during engine assembly following the OEM service manual procedures and any additional instructions provided. You will need a OEM service manual and some specialty tools such as a inner cam bearing removal/install tool. These engine kits also require comprehensive tuning, we will supply the appropriate FM base tune. Check our FM University site for helpful tips and info. Unlimited Technical Support From Fuel Moto You have done all of your research but maybe you still have a question. The technicians at Fuel Moto have the answers and would welcome your call. With every Fuel Moto big bore kit purchase we include unlimited technical support. Shoot us an email at info@fuelmotousa.com or give us a call at 920-423-3309 - we will work together to get you up and running.  

Description If you are looking for the option to build up your own 110" kit, look no further. The Fuel Moto Extreme Duty cylinders with hi-strength steel liner are available in 110 CI, 4.000" bore and does not require case boring. This is the largest size you can install on stock cases without modification. Includes pistons, Extreme Duty Cylinders, MLS head gaskets, and OEM base O-rings.   The Fuel Moto 110" Extreme Duty Cylinder / Piston Kit includes the following:   Custom Fuel Moto / CP Carillo Forged Pistons These custom forged pistons from CP Carillo are available with different domes & compression ratios: 10.5:1 for factory 96" and 103" heads as well as 10.5:1, 10.75:1 or 11.0:1 compression for S&S Superstock, FM Outlaw or SE MVA & 110 heads. The ring end gap is already set and are simply ready to be installed. Custom piston dome machining is also available for your needs, please contact us 920-423-3309. Fuel Moto Extreme Duty Cylinders The cylinders are a core component for reliability for any kit and we include the very best with the Extreme Duty Cylinders. These cylinders feature hi-strength steel liners which allow for "Drop In" installation of 110" cylinders (4.000" bore diamter) without boring the cases on H-D Twin Cam engines with a 4.375" stroke. Manufactured by S&S Cycle in Viola, WI USA Cometic MLS head gaskets and OE H-D base o-rings Years of testing have driven us to select only the best components. We have already performed in house stress tests to find the best performing parts to ensure your build is reliable for years to come. Cometic multi layer steel head gaskets with Harley-Davidson OEM cylinder base o-rings will form the best seal.

Description If you are looking for the option to build up your own 107" kit, look no further. The Fuel Moto Extreme Duty cylinders with heavy Ductile iron sleeve are available in a 107 CI, 3.937" bore and do not require case boring. Kits include complete piston set, new Extreme Duty Cylinders, MLS head gaskets, and OEM base o-rings. Dynojet Power Vision base calibrations are available for many applications.   The Fuel Moto 107" Extreme Duty Cylinder / Piston Kit includes the following:  Custom Fuel Moto / CP Carillo Forged Pistons These custom forged pistons from CP Carillo are available in an assortment of compression ratios: 10.25:1, 10.50:1 for factory 96" & 103" heads, as well as 10.5:1, 10.75:1, or 11.0:1 for S&S Superstock, FM Outlaw, SE MVA and 110 heads. We also offer custom dome machining to fit your needs for a custom build if necessary (call 920-423-3309 for details). The ring end gap is already set and are simply ready to be installed.  Fuel Moto Extreme Duty Cylinders The cylinders are a core component for reliability for any kit and we offer the very best with the Extreme Duty Cylinders. These cylinders are designed for maximum durability and top level performance which feature a centrifugally cast ductile iron sleeve. Manufactured by S&S Cycle in Viola, WI USA Cometic MLS .030" head gaskets and OE H-D base o-rings Years of testing have driven us to select only the best components. We have already performed in house stress tests to find the best performing parts to ensure your build is reliable for years to come. Cometic multi layer steel head gaskets with Harley-Davidson OEM cylinder base o-rings will form the best seal.