Bearings & Fasteners

APE Cylinder Head Nuts

Super heat treated cylinder head nuts are a must for high output engines.  Help prevent blown and leaking head gaskets caused by the threads in the soft stock nuts stretching. APE nuts are machined from alloy steel and fully heat treated for...

APE Cylinder Studs Suzuki GS1100

Studs are the preferred fastener choice for high performance engines. Unlike a bolt, a stud uses all of the threads in the case, and it doesn't have to be removed during disassembly which adds wear on the case threads. Studs don't twist like bolts when...

APE Cylinder Studs Suzuki GS1150

Studs are the preferred fastener choice for high performance engines. Unlike a bolt, a stud uses all of the threads in the case, and it doesn't have to be removed during disassembly which adds wear on the case threads. Studs don't twist like bolts when...

APE Main Bearing Studs Suzuki GS1100 & Early GS1150

These studs feature rolled threads, centerless ground surfaces, and come with competition style twelve point flange nuts. As racing's leading supplier of heavy duty engine stud kits, APE already has their very popular top end cylinder studs for...

APE Main Bearing Studs Suzuki Late GS1150

**For the 8mm and 9mm type engines These studs feature rolled threads, centerless ground surfaces, and come with competition style twelve point flange nuts. As racing's leading supplier of heavy duty engine stud kits, APE already has their very...