Cylinder Head Replacement Parts

S&S Cycle #16-0230 - Intake Manifold Clamp - O-Ring - 55 mm - 78 mm

O-ring Style Manifold Clamp

S&S Cycle #16-0243 - Intake Manifold O-Rings - Stock Heads - 10 Pack

S&S® Manifold O-ring for 1984 and up Big Twins and 1986-2003 XL (10 Pack) FitmentYear(s)MakeModel CodeModel1984-2028Harley-Davidson—Big Twin1986-2003Harley-Davidson—xl

S&S Cycle #50-1080 - Replacement Silicone Solenoid Caps

Replacement silicone caps for S&S electric compression releases. 2 pack.

S&S Cycle #50-7091 - Washer, Head Bolt, Flat, .515" x 1" x .250", Steel

Head Bolt Flat Washer .515" x 1" x .250"

S&S Cycle #50-8046 - Viton O-Ring - (-033), 2” ID x 2.125” OD

O-ring (-326)

S&S Cycle #50-8151 - Thread Reducer - 1/2"-13 to 5/16"-18

Thread conversion insert. Coverts from 1⁄2"-13 to 5⁄16"-18 FitmentYear(s)MakeModel CodeModel1984-1992Harley-Davidson—Big Twin1986-1990Harley-Davidson—xl

S&S Cycle #90-2000 - Intake Valve - 2.000" x 4.450" @ 1.943" Gauge

Intake Valve 2.000" x 4.450" @ 1.943" Gauge1984-'99 bt and 1986-2003 xl FitmentYear(s)MakeModel CodeModel1984-1999Harley-Davidson—Big Twin1986-2003Harley-Davidson—xl

S&S Cycle #90-2001 - Exhaust Valve - 1.605" x 4.428" @ 1.509" Gauge

Exhaust Valve 1.605" x 4.428" @ 1.509" Gauge 1984-'99 bt and 1986-2003 xl FitmentYear(s)MakeModel CodeModel1984-1999Harley-Davidson—Big Twin1986-2003Harley-Davidson—xl

S&S Cycle #90-2158 - Valve Guide Seals - Big Twin '84-'04

Valve Guide SealIntake/Exhaust 1984–2004 bt and 1986–2003 xl Sportster® Models (18001-83B) 8 Pack FitmentYear(s)MakeModel CodeModel1984-2028Harley-Davidson—Big Twin

S&S Cycle #90-2210 - Valve Guide - Cast Iron - Standard - Twin Cam | XL

Cast Iron Standard Valve GuideIntake or Exhaust 1984-up bt, 1986-2003 xl (18112-92) FitmentYear(s)MakeModel CodeModel1984-2028Harley-Davidson—Big Twin1986-2003Harley-Davidson—xl

S&S Cycle #93-3010 - Head Bolt Kit - Big Twin/XL

Head Bolt Kit for 1984-2017 bt and 1986-2003 xl Models FitmentYear(s)MakeModel CodeModel1984-2028Harley-Davidson—Big Twin1986-2003Harley-Davidson—xl

S&S Cycle #93-3070 - Head Bolts with Washers - Kit

Head bolt kit for 1984-2017 big twin and 1986-2003 XL models with S&S heads Set of 8 Head Bolts & Washers 4 Head Bolts: 12 pt, 3/8-16 x 3.384" x .950" TD

S&S Cycle 50-0418-S S&S Cycle .515in x .900in x .150in Washer

Washer (.515"x.900"x.150")

S&S Cycle 50-7166 S&S Cycle 84-04 BT Valve Keepers - 8 Pack

Valve Keeper 1984-2004 bt and 1986-2003 xl (18229-83) FitmentYear(s)MakeModel CodeModel1984-2004Harley-Davidson—Big Twin1986-2003Harley-Davidson—xl

S&S Cycle 50-8122 S&S Cycle .375in Check Valve

Replacement .375" Nylon Check Valve for 4-1/8" Super Stock(r) Cylinder Heads