Engine

* Use with .530 Viton valve seals # AV-V312530 * Manganese-Bronze * .050" shorter seal area for high lift applications * Profiled for optimum airfl...

* Use with .530 Viton valve seals # AV-V312530 * Manganese-Bronze * .050" shorter seal area for high lift applications * Profiled for optimum airfl...

* Designed for Harley-Davidson heads * Use with .420 Viton # AV-V312420B or OEM valve seals * Manganese-Bronze * .050" shorter seal area for high ...

Features & Benefits:- * Sold as a Pack (8). Tech Tips:- * In November of 2014, S&S switched to powder metal valve guides. (They take a lar...

Features & Benefits:- * Replaces OEM # 18001-83A * Sold as a Pack (4). Tech Tips:- * 5/16" Valve Stem Application. Proudly Made in the USA by J...

Features & Benefits:- * Sold Each. Typically 4 required. * Replaces OEM # 16573-83 Proudly Made in the USA by S&S Cycle !

Features & Benefits:- * Custom Look. * Polished & Chrome Plated, 12 Point Dome Top Headbolts. * Replaces OEM 16480-85A & OEM 16478-85A ...

Features & Benefits:- * Fits Big Twins 1984up & Sportster 1986–2003. * Magnetic Covers. * Fits S&S Head Bolts Only. * Sold as a Pack (4...

Features & Benefits:- * 585" Lift. * Heads works with 3.5" & 3-5/8" cylinders. * Intake ports are the same size as OEM so the H-D manifold ...

Features & Benefits:- * 585" Lift. * Works with 3-1/2" & 3-5/8" Cylinders. * Intake ports are the same size as OEM so the HD manifold bolts...

Bolt-in street cam with more torque and HP for all around riding with stock CR (1800–5200 RPM). FTR engines run DOHC, 4 valves, and a 12.5 compres...

Features & Benefits:- * Bolt in Camshaft with shims * High lift and longer duration cam builds power sooner in the RPM range and holds it for l...

Our Manganese Bronze wrist pin bushings continue to Perform under the most demanding conditions. These bushings are made to exact tolerances and wi...

* Sold Each, Typically 4 Required

Spiral Retaining Ring Installation Tips: 1. The spiral retainer comes unsprung. KB suggests that you slightly spring the retainer about 1/2"-3/4" b...

Features & Benefits:- * Bore = 3.498" * Stroke = 4.250" * Hypereutectic Alloy is a cast 16% silicon content material. * Perfect for air cooled...

Features & Benefits:- * Bore = 3.538" * Stroke = 4.250" * Hypereutectic Alloy is a cast 16% silicon content material. * Perfect for air cooled ...

Features & Benefits:- * Bore = 3.518" * Stroke = 4.250" * Hypereutectic Alloy is a cast 16% silicon content material. * Perfect for air cooled...

Features & Benefits:- * Bore = 3.508" * Stroke = 4.250" * Hypereutectic Alloy is a cast 16% silicon content material * Perfect for air cooled ...

Features & Benefits:- * Bore = 3.437" * Stroke = 3.969" * Hypereutectic Alloy is a cast 16% silicon content material. * Perfect for air cooled...

Features & Benefits:- * Bore = 3.507" * Stroke = 3.969" * Hypereutectic Alloy is a cast 16% silicon content material. * Perfect for air cooled ...

Features & Benefits:- * Bore = 3.497" * Stroke = 3.969" * Hypereutectic Alloy is a cast 16% silicon content material. * Perfect for air cooled ...

Features & Benefits:- * Bore = 3.477" * Stroke = 3.969" * Hypereutectic Alloy is a cast 16% silicon content material. * Perfect for air cooled...

Features & Benefits:- * Bore=3.467" * Stroke = 3.969" * Hypereutectic Alloy is a cast 16% silicon content material. * Perfect for air cooled en...

Features & Benefits:- * Bore = 3.457" * Stroke = 3.969" * Hypereutectic Alloy is a cast 16% silicon content material. * Perfect for air cooled ...

Features & Benefits:- * Bore=3.447" * Stroke = 3.969" * Hypereutectic Alloy is a cast 16% silicon content material. * Perfect for air cooled en...

* High quality, direct replacement piston ring kit * One Set Required Per Bike * Made in the USA * Replaces OEM # 22334-78

* High quality, direct replacement piston ring kit * One Set Required Per Bike * Made in the USA * Replaces OEM # 22336-78

* High quality, direct replacement piston ring kit * One Set Required Per Bike * Made in the USA * Replaces OEM # 22325-55

* High quality, direct replacement piston ring kit * One Set Required Per Bike * Made in the USA * Replaces OEM # 22330-55

* High quality, direct replacement piston ring kit * One Set Required Per Bike * Made in the USA * Replaces OEM # 22329-55

* High quality, direct replacement piston ring kit * One Set Required Per Bike * Made in the USA * Replaces OEM # 22328-55

* High quality, direct replacement piston ring kit * One Set Required Per Bike * Made in the USA * Replaces OEM # 22327-55

* CAR-791-2500-14CP1C * ID # 811 * Wristpin .791" dia x 2.500" length .140" Wall 5100 Chromoly Chamfered For Wire Lock * Sold per cylinder/piston

* Top quality cast iron alloy Replacement Cylinders painted black and finished to 3-1/8" 1340cc (80ci) standard size * Painted black to prevent rus...

* Top quality cast iron alloy Replacement Cylinders painted black and finished to 3-7/16" 1200cc (74ci) standard size * Painted black to prevent ru...

* Top quality cast iron alloy Replacement Cylinders painted black and finished to 3-7/16" 1200cc (74ci) standard size * Designed for inside or outs...

* Top quality cast iron alloy Replacement Cylinders painted black and finished to 3-7/16" 1200cc (74ci) standard size * Painted black to prevent ru...

* Top quality cast iron alloy Replacement Cylinders painted black and finished to 3-7/16" 1200cc (74ci) standard size * Designed for inside or outs...

Features & Benefits:- * 80ci with High Compression. * 4-1/4" Stroke. * 3-1/2" Bore. * 5.330" Cylinder Length. * 9.0:1 Compression. * Includes C...

* Set of 8 * Replaces OEM # 16837-78 Suggested Additional Purchase: Cylinder Base Nut Kit # CM-7813-8 or CM-9100-8

* Set of 8 * Replaces OEM # 16831-30 Suggested Additional Purchase: Cylinder Base Nut Kit # CM-8104-16

Features & Benefits:- * Sold as a Pack (10). * Replaces OEM # 22588-78 Proudly Made in the USA by Bender Cycle !

Features & Benefits:- * Sold as a Pack (10). * Replaces OEM # 22582-52 Proudly Made in the USA by Bender Cycle !

Features & Benefits:- * Fits 1600 Series Pistons * The Series will be a Number inside the Piston crown. * Moly Faced. * Sold as a Pair. Tech T...

* Machined from solid bronze bar stock * Hold concentricity to less than .0002" * Sold as a Pair. * Made in the U.S.A. * Ream with JIMS# No.1726. ...

Features & Benefits:- * Bore = 3.528" * Stroke = 4.250" * Hypereutectic Alloy is a cast 16% silicon content material. * Perfect for air cooled ...

* Top quality cast iron alloy Replacement Cylinders painted black and finished to 3-1/8" 1340cc (80ci) standard size * Painted black to prevent rus...