Engine

S&S Cycle 310-1104A - Power Pack - Oil Cooled - M8

Big Bore Kit Big-bore bolt-on kit increases 114"/117" with 4-1/2" stroke M-Eight to 128" with no case machining required 4-1/4" bore cylinders with 11:1 forged pistons Oil Pump/Cam Plate S&S oil pump/cam plate with blue anodized finish Passage...

S&S Cycle 310-1105B - Power Pack - Oil Cooled - M8

Big Bore Kit Big-bore bolt-on kit increases 114"/117" with 4-1/2" stroke M-Eight to 128" with no case machining required 4-1/4" bore cylinders with 11:1 forged pistons Oil Pump/Cam Plate S&S oil pump/cam plate with blue anodized finish Passage...

S&S Cycle 310-1109B - Power Pack - Oil Cooled - M8

Big Bore Kit Big-bore bolt-on kit increases 114"/117" with 4-1/2" stroke M-Eight to 128" with no case machining required 4-1/4" bore cylinders with 11:1 forged pistons Oil Pump/Cam Plate S&S oil pump/cam plate with blue anodized finish Passage...

S&S Cycle 310-1116A - Camshaft - 540C - M8

All parts in each kit are matched to ensure superior quality, fit, finish and performance Oil pump and cam plate are precision-machined from billet aluminum with a blue anodized finish Passage plugs removable for servicing Independent scavenge...

S&S Cycle 310-1118A - Camshaft - 540C - Chain Drive - M8

All parts in each kit are matched to ensure superior quality, fit, finish and performance Oil pump and cam plate are precision-machined from billet aluminum with a blue anodized finish Passage plugs removable for servicing Independent scavenge...

S&S Cycle 320-0603 - Flywheel Assembly

Made of high-strength forged steel and designed for stock and high-performance custom applications Special keyed 6° large diameter tapered sprocket shaft that provides more contact area for increased strength Machined with timing notches compatible...

S&S Cycle 320-0604 - Flywheel Assembly

Made of high-strength forged steel and designed for stock and high-performance custom applications Special keyed 6° large diameter tapered sprocket shaft that provides more contact area for increased strength Machined with timing notches compatible...

S&S Cycle 320-0605 - Flywheel

Made of high-strength forged steel and designed for stock and high-performance custom applications Special keyed 6° large diameter tapered sprocket shaft that provides more contact area for increased strength Machined with timing notches compatible...

S&S Cycle 330-0620 - CAM KIT 465C M8 17-

Kits include all required bearings, O-rings, and hardware Bolt-in compatible with all stock valve train components Provides increased torque and horsepower Gear drive cams provide improved valve timing accuracy Made in the U.S.A.

S&S Cycle 330-0641 - CAM KIT 475C M8 17-

Designed for 107"/114" motors, compatible with all stock valve train components Kits include all required bearings, O-rings, and hardware Capable of producing triple-digit horsepower when coupled with performance intake and exhaust system Made in...

S&S Cycle 330-0643 - CAM KIT 550C M8 17-

Kit includes all required bearings, O-rings, and hardware Made in the U.S.A. 550 is an ideal horsepower cam for 114" and larger engines

S&S Cycle 330-0655 - Lifter Guide - M8

High-quality replacement Made in the U.S.A.

S&S Cycle 330-0713 - Camshaft - 540C - Chain Drive - M8

Designed to add even more torque to your big bore M8, for those that keep the revs below 6000 rpm Kits include all required bearings, o-rings, and hardware Gear drive cams provide improved valve timing accuracy Gear drive kits include drive gears ...

S&S Cycle 330-0718 - Precision Tappet Set

Reduced valve train noise from start up to shut down Close tolerances for low leak down rates Fast pump up and superior high rpm performance Each Precision Lifter is hand assembled to exacting tolerances and designed for quiet operation and rapid...

S&S Cycle 330-0730 - Camshaft - 590C - Chain Drive - M8

All-out horsepower cam for 124” and larger engines Designed specifically for use with monster bores and ported heads (not recommended for stock bore engines) Requires adjustable pushrods and heavy-duty valve springs Kits include all required...

S&S Cycle 330-0737 - Cam Chain Tensioner - M8

Precision-machined from 6061 billet aluminum Larger diameter piston and tighter tolerance fit for more consistent pressure Thicker pad for longer wear between service Direct chain oiling Made in the U.S.A.

S&S Cycle 900-0958 - Spring Kit - .605" - M8

Unique S&S design dual-spring kit reduces the risk of valve float For valve lift with 1.800" (EU: 4,57 cm) /130 lb. (EU: 58,97 kg) installed height, 325 lb. (EU: 147,42 kg) at max lift Includes springs, top and bottom collars, keeper shims and valve...

S&S Cycle 900-1006 - 12-Point Head Bolt Kit - M8

Cold-formed 9/16" (EU: 1,43 cm) 12-point head with integral washer Stronger material than stock Head bolts 200,000 psi (EU: 1378,95 MPa) ultimate tensile strength Reusable

S&S Cycle 900-1013 - Rocker Arm Stud Kit - M8

Four required per engine, sold each Zinc-plated 5/16"-18, 5/16"-24 1.910" Made in the U.S.A.

S&S Cycle 900-1084 - Roller Rocker Arms - M8

Forged from 8620 steel, heat-treated then shot-peened for additional strength and durability Rocker arms have .75" long bushings instead of the .50" long bushings found on most other rocker arms Feature a modified lubrication system with...

S&S Cycle 900-1087 - Rocker Arm Rebuild Kit - M8

Forged from 8620 steel, heat-treated then shot-peened for additional strength and durability Rocker arms have .75" long bushings instead of the .50" long bushings found on most other rocker arms Feature a modified lubrication system with...

S&S Cycle 900-1090 - Rocker Arm Shafts - M8

Made in the U.S.A.

S&S Cycle 900-1092 - Rocker Arm Guardian Kit - M8

Rocker Arm shafts, Rocker Arm Stud Kit, Head Bolt Kit and Performance Roller Rocker Arms are included in this kit Rocker Arm Shafts Replace broken or worn OEM pieces with stronger, more durable S&S performance parts Direct replacement for stock...

S&S Cycle 910-0625 - Cylinder Kit - M8

Big Bore kit yields excellent results with stock cylinder heads Easy installation no need to bore or split existing cases, just swap the cylinders (unless otherwise noted) Cylinders are constructed from premium aluminum castings with cast-in iron...