Comp Cams Super Lock 10 Degree Valve Spring Retainer - 10 Degree - 1.115 in / 0.690 in OD Steps - 1.500-1.550 in Dual Spring - Chromoly - Black Oxide (Set of 100) MSD835231 The heavy duty spring bucket

The heavy duty spring bucket accepts factory and aftermarket coil springs as well as the popular hybrid coilover units

Temperature range -50

Add some horsepower and maybe an aggressive cam

The new Premier 6 Oval Side Bars offer tough solid construction with a sleek 5 step pad

supports up to 1200 horsepower (the highest on the market)

Comp Cams Super Lock 10 Degree Valve Spring Retainer - 10 Degree - 1.115 in / 0.690 in OD Steps - 1.500-1.550 in Dual Spring - Chromoly - Black Oxide (Set of 100) MSD835231 The heavy duty spring bucketValve springs with larger diameters require retainers to handle the higher pressures developed by the springs. COMP Cams steel retainers are precision machined from chromemoly steel and finished in black oxide. These precision retainers are specifically designed for positive location when combined with COMP Cams high quality valve springs. For superior strength and ultimate stability, both 7 and 10 retainers and valve locks are available. Product