Ford 351C Cleveland Guide Plates (5/16" Pushrod 7/16" Stud Hole 1 Pc) Speedmaster gear drives are great

Speedmaster gear drives are great for you folks who want better timing

Embroidered Speedmaster logo

These rear-ends have a reputation for being tough to handle the abuse of Circle Track racing

This units require the use of carrier bearing LM102949 / LM102910

This cooler air charge provides additional power and torque

Ford 351C Cleveland Guide Plates (5/16" Pushrod 7/16" Stud Hole 1 Pc) Speedmaster gear drives are greatYou need guideplates to keep your pushrods from deflecting under high rpm conditions. That's just what our Speedmaster guideplate sets do, they are made from 5140 Chromoly steel, nitrided and black oxide coated for corrosion and wear resistance.