The Speedmaster PCE287.1006 Main Stud Kit is engineered specifically for Ford Small Block 289 and 302 Windsor engines with 2-bolt main caps. Featuring a 12-point fastener design, these studs provide a more secure and reliable clamping force compared to standard factory bolts, helping to keep your main caps firmly seated under demanding performance conditions.
Upgrading to a main stud kit is a trusted method for improving bottom-end integrity on built small block Ford engines. The 12-point head style allows for precise torque application and is well-suited for engine builders looking to enhance durability during high-performance street or track use. Fits Ford SB 289 and 302 Windsor 2-bolt main applications.