9130 Original Race True Rollers Timing Chain for 19911993 Buick Commercial Chassis

Features High performance cam drive systems for high performance street and track use Supplier of the highest quality performance timing drive systems for over 40 years Double roller timing chains and sprockets with various degrees of valve timing adjustment Hex a Just True Roller Timing set adjusts valve timing + 6 degrees with just the turn of a wrench Quick Button two piece timing cover makes adjusting Hex a Just even easier Premium race timing sets are hand matched to ensure correct camshaft center to crankshaft center distance Dual idler gear drives Matched gear sets Cam buttons thrust washers and bearings Compatibility 1991 1993 Buick Commercial Chassis Specifications Link Quantity 58 Pitch 3 8" Rollers Double