Ford SB 289 302 351 Windsor 12 Point Black Oxide Intake Manifold Stud Kit They feature a polished finish

They feature a polished finish to jump-start some life into your engine compartment

Like all Speedmaster cylinder heads

Some applications feature a thicker deck to solve common warping or cracking issues

manual or EFI pump

heavy duty o-ring gasket design ensures long life and zero leaks

Ford SB 289 302 351 Windsor 12 Point Black Oxide Intake Manifold Stud Kit They feature a polished finishSpeedmaster black oxide coated chromoly intake manifold bolts are rated at 170,000 psi. They're precision machined for optimum thread engagement and have a wide area flange for better load distribution. They also feature precision rolled threads, which prevent galling, while promoting more consistent torque loading.