S&S Cycle

SIDEWINDER ® .650" VALVE SPRINGS

FITMENT • Twin Cam 88® big twins w/stock heads (both 7mm and 5/16" valve stems) • All S&S Super Stock® heads (5/16" valve stems) FEATURES AND BENEFITS • Works well with cams up to .650" lift • Manufactured from ultra clean high silicon Kobe alloy wire then micro shot peened and nitrided • CNC machined 9˚ locks • High performance conical single wire spring • Chromoly forged retainers KIT CONTENTS • Valve keepers, Top & Bottom collars, Springs, Shims

S&S® .SIDEWINDER .650" VALVE SPRINGS SPECIFICATIONS Lift Installed Height Seat Force Force @ Max Lift

Max RPM

.650"

1.860"

178 lb.

376 lb.

6500

SIDEWINDER .650" VALVE SPRING KITS Description

Part #

106-5909

900-0050

1999–'04 (5/16" valve stems) *

2005–'17 big twins (7mm stems) except 2017 touring models

106-5909

*Does not include seals

S&S recommends roller rocker arms be used with lifts over .585"

NOTE

STREET PERFORMANCE .585" FITMENT • Twin Cam 88® big twins w/stock heads (both 7mm and 5/16" valve stems) • All S&S Super Stock® heads (5/16" valve stems)

S&S® .STREET PERFORMANCE .585" VALVE SPRINGS SPECIFICATIONS Lift Installed Height Seat Force Force @ Max Lift .585" 1.85" 135 lb. 325 lb.

FEATURES AND BENEFITS • Single wire conical shape • Suitable for high performance applications • Accommodates camshaft lift to 0.585"

STREET PERFORMANCE .585" SPRING KITS Description

Part #

900-0593

1999–'04 big twins (5/16" valve stems) 2005–'17 big twins (7mm stems) except 2017 touring models

900-0594

900-0595

All S&S Super Stock Heads

900-0594

VAVLE SPRING REPLACEMENT PARTS: SEE PAGE 222

188 Order 608-627-1497 S&S Late Models 1999–up