APE Hayabusa Heavy Duty 'Pro Mod' Cylinder Studs gs1100/gs1150 Gaskets Piston Rings - 4

Piston Rings - 4

Oil Filter - Extra Guard - Cartridge - 4

Battery Disconnect - Rotary Switch - Panel Mount - 175 Amps - 6-36V - Each

Suspension Tube - 1 in OD - 13 in Long - 5/8-18 in Right Hand Female Thread - 11/16-18 in Left Hand Female Thread - Steel - Black Zinc - Each

5 mm Input Jack - Foam Ear Pads - Each

APE Hayabusa Heavy Duty 'Pro Mod' Cylinder Studs gs1100/gs1150 Gaskets Piston Rings - 4Pro Mod Studs The Hayabusa engine uses head bolts instead of the preferred stud arrangement. When engines are subjected to bigger bores, higher compression ratios, nitrous oxide, turbo, etc. the stock head bolts are not up to the task. Blown head gaskets are the result. APE is the leading manufacturer of heavy duty cylinder studs for motorcycles. The Hayabusa studs are made from ultra high heat treated premium 8740 steel and feature rolled threads for