KDD Duramax Upgraded Valve Spring Kit

Description

This kit features premium USA Made beehive valve springs, tool steel retainers, locks, spring seats, and valve stem seals for your 2001-2016 Duramax.  These kits are spec’d and manufactured to maintain control of the valvetrain in demanding situations, such as higher than stock boost/back pressure, higher RPM, heavy loads and compound turbos/nitrous setups.  These are safe enough for every day driving and robust enough for full 1,000+hp competition vehicles.  Don’t forget to ask about our inconnel valve upgrade for even more demanding applications or our complete cylinder head and/or valvetrain packages.

Kit includes:

32 USA Made high RPM rated beehive valve springs

32 tool steel valve spring retainers

32 spring seats

32 valve stem seals

64 valve locks (keepers)

Install Height: 1.650

Seat Pressure Closed: 112 lbs

Seat Pressure at .400 lift: 218lbs

Coil Bind: .650″

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