Ford SB 289 302 351 Windsor 12 Point Steel Intake Manifold Bolt Kit and their quality construction and

and their quality construction and superior materials will help to protect your vital engine parts from the harmful effects of friction

Speedmaster carburetor adapters are designed to allow you to mount most any carburetor on most any manifold

Speedmaster flexplates are the best on the market

measuring 102mm

Ford SB 289 302 351 Windsor 12 Point Steel Intake Manifold Bolt Kit and their quality construction andSpeedmaster 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.