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5° exhaust valve angle and a 12
350 OR 400 MAIN BEARING DIAMETER - CAN USE ANY SMALL BLOCK CHEVY CAM (FLAT TAPPER OR SOLID)ξINCLUDING FACTORY HYDRAULIC CAMξWITH OEM STYLE HYDRAULIC ROLLER LIFTERS
BP BB-3 XTRA 540 - 583 13
PAC Racing #1224 1
up to 421 cubic inches
Procomp PC4266 Machined Chromoly 7 degree 1.498/.1.132/.715 Steel Retainers 5° exhaust valve angle andCALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. New valve springs with larger diameters require new retainers to handle the higher pressures developed by the springs. Procomp steel retainers are the solution. Precision machined from heat treated 4140 chromoly and finished in black oxide, these retainers are specifically designed for positive location when combined with appropriate valve springs. 1. 498" O. D. . 715" I. D. 7 Degree 11 32 Flat Chromoly