S&S Cycle Super Stock™ Cylinder Head Kit Black Evolution Big Twin - 90-1504 For Harley Motorcycles 1984-1999 Bike Type_Touring (M8) Head Bolt Kit

Head Bolt Kit

Some people find that mirrored shields block even more sunlight than tinted shields and Iridium shields provide the most protection from both sunlight and glare

reducing potential for breaking a valve due to over-heating (stock rockers tend to oil the rocker boxes

Designed for big bore applications

PRODUCT NAME TIRE STYLE STREET / V-TWIN TYPE TUBE TYPE POSITION REAR TREAD PATTERN/MODEL D404 WIDTH 150 ASPECT RATIO 80 RIM DIAMETER 16 TIRE SIZE 150/80-16 SIDEWALL BLACKWALL CONSTRUCTION - (BIAS) LOAD/SPEED-INDEX 71H MARKET SEGMENT CRUISER / STREET FEATURES E-MARKED UNITS EACH RIDING STYLE STREET

S&S Cycle Super Stock™ Cylinder Head Kit Black Evolution Big Twin - 90-1504 For Harley Motorcycles 1984-1999 Bike Type_Touring (M8) Head Bolt KitFeatures S&S heads give great performance, and work with additional upgrades Kits are fully assembled, and include stainless steel valves and high lift springs (up to . 640 lift) Intake manifold, pistons and gasket kits are sold separately; gasket kits contain head gaskets, base gaskets and exhaust pipe gaskets (rocker box gaskets are not included due to the variety of available rocker box styles) Must reuse stock headbolts S&S Super Stock piston kits