Power Driven 8v Street Conical Valve Spring Set 4BT

Power Driven 8v Street Conical Valve Spring Set 4BT Set of 8 high-performance drop-in valve springs. These lightweight valve spring assemblies are designed for maximum valve control up to 5,000 rpm, perfect for a hot street Cummins diesel. Springs feature 175 lbs. of seat pressure and 375 lbs. of open pressure. These street-performance valve springs will accommodate the vast majority of performance street camshafts on the market while still maintaining reasonable open pressure for cam lobe and lifter/tappet life. As with any aftermarket valve spring upgrade with higher than stock pressure, it's recommended that a higher quality engine oil is used to protect the cam and tappets. Purchase these 8v Conical Valve Springs today! Kit contains: • Quantity x 8 conical valve springs, • Quantity x 8 chromoly steel retainers • Quantity x 16 lock halves (enough for 8 valves) These 8v street conical valve springs, retainers, and locks are designed to drop in at a 1.950" installed height and 175 lbs. of seat pressure. Power Driven 8v Street Conical Valve Spring Set 4BT