COMP Cams Ultra Pro Magnum Pedestal Mount Steel Roller Rocker Arm - 1.80 in Ratio - GM LS-Series (Set of 16) AFR4810 This exhaust system comes complete

This exhaust system comes complete with a 13" length baffled muffler

Excellent oxidation stability

812 in Thick

PowerTrax latest design achievement

1977-1981 Pontiac LeMans

COMP Cams Ultra Pro Magnum Pedestal Mount Steel Roller Rocker Arm - 1.80 in Ratio - GM LS-Series (Set of 16) AFR4810 This exhaust system comes completeThese Ultra Pro Magnum rockers are made of black oxide coated 8650 chromemoly steel that can withstand up to 850 lbs of spring pressure. Featuring a 1. 8 ratio, these rockers fit non adjustable pedestal mount LS3. COMP Cams Ultra Pro Magnum Roller Rocker Arms, 1. 8 Ratio, Pedestal Mount, LS3, Set of 16 Product Description: Rocker Arm Ultra Pro Magnum Pedestal Mount 1. 80 in Ratio Full Roller Steel Natural GM LS Series Set of 16 For 30 years, the COMP