Replacement Parts

S&S Cycle 33-4160 S&S Cycle 99-21 BT 31 Tooth Outer Cam Pinion Gear

Outer drive pinion gear , standard size. Fits 1999-2006. Dyna and 2007-2017 big twin models and S&S T-Series engines using a 2007 style cam plate. FitmentYear(s)MakeModel CodeModel1999-2028Harley-Davidson—Big Twin

S&S Cycle 33-4201 S&S Cycle .325in x .740in x .110in Breather Gear Shim

Breather gear spacer shim, +.110" for use in 1984-1999. Replaces OEM p/n 25320-79.

S&S Cycle 33-4264 S&S Cycle 99-17 Outer Cam Chain Tensioner Block-Off Plate

Block off plate for outer cam chain tensioner oiling hole. Used when converting to gear drive cam sets on 1999-2017 big twin cam support plates. FitmentYear(s)MakeModel CodeModel2006Harley-Davidson—DynaT

S&S Cycle 33-4265 S&S Cycle 99-17 BT Inner Cam Chain Tensioner Block-Off Plate

Block off plate for inner cam chain tensioner oiling hole. Used when converting to cams with gear drive on 1999-2017 big twin cam support plates. FitmentYear(s)MakeModel CodeModel2006Harley-Davidson—DynaT

S&S Cycle 33-4289 S&S Cycle 53-84 BT .740in x .900in x .320in Oil Pump Drive Gear Spacer

Pinion shaft gear spacer for 1954-1989 big twin. FitmentYear(s)MakeModel CodeModel1954-1989Harley-Davidson—Big Twin

S&S Cycle 33-5201 S&S Cycle .062in Cam Lock Washer

Cam Lock Washer for 1966-1999 big twin. Replaces OEM p/n 25550-57A. One required per engine, sold each.

S&S Cycle 33-5302F S&S Cycle 48-99 BT Tappet Guide Front Gasket

S&S premium quality tappet block gasket (front) for 1948-1999 big twin engines. 1 front (oem 18634-48C) FitmentYear(s)MakeModel CodeModel1948-1999Harley-Davidson—Big Twin

S&S Cycle 33-5302R S&S Cycle 48-99 BT BT Tappet Guide Rear Gasket

S&S premium quality tappet block gasket (rear) for 1948-1999 big twin engines. 1 rear (oem 18633-48D) FitmentYear(s)MakeModel CodeModel1948-1999Harley-Davidson—Big Twin

S&S Cycle 33-5303-2 S&S Cycle 1999+ BT Tappet Cover Gasket Set

S&S premium quality tappet cover gaskets for 1999-2017 HD® big twin engines. Set includes 2 gaskets (oem 18635-99B qty 2) FitmentYear(s)MakeModel CodeModel1999-2028Harley-Davidson—Big Twin

S&S Cycle 34-4006 S&S Cycle 41-99 BT Rear Connecting Rod

Bearing race for rear (forked) connecting rod for 1941-1999 big twin engines and V96, V107 and V113 S&S engines. Two required for a rear rod, sold each. FitmentYear(s)MakeModel CodeModel1941-1999Harley-Davidson—Big Twin

S&S Cycle 34-4012 S&S Cycle 99-12 Wristpin Bushing

Bronze wristpin bushing, for 1999-2012 big twin engines with 5 piece S&S flywheels. .912" x 1.039" x 1.074", sold each.

S&S Cycle 34-4507 S&S Cycle 1954+ XL Wristpin Bushing

Bronze wristpin bushing, for 1954-later XL models. .767" x .895" x .950", sold each, replaces oem p/n 24331-36. FitmentYear(s)MakeModel CodeModel1954-2028Harley-Davidson—xl

S&S Cycle 50-0022 S&S Cycle 1/4-20 x 3/4in Screw

1/4-20 x 3/4" Hex Head Cap Screw, Bright Zinc, Gr8 Steel

S&S Cycle 50-0034 S&S Cycle 10-24 x 3/4in Screw

10-24 X 3/4" Zinc-Plated Steel Slotted Screw with Lock Washer

S&S Cycle 50-0038 S&S Cycle 8-32 x 7/8in Screw

8-32 X 7/8" Zinc-Plated Steel Slotted Flat Head Screw