LT (Not LT4) – Conical Valve Spring

Chevy/GM LT Conical Valve Spring

DO NOT USE ON LT4

Pressure & Hight Info:

Installed height: 1.885 (145lbs)

Open Heights:

• .660 Lift: 1.225 (420lbs)
• .685 Lift: 1.200 (420lbs)

Coil Bind: 1.140

Average Spring Rate: 424 (lb/in)

Notable Info:

RPM: Optimized for RPMs up to 8,500

Can use with stock retainer or our aftermarket retainer part# VSR-710-16

Drop-in replacement for: LT1, L83 & L86 (DO NOT USE ON LT4)