BTR LS7 .625 Lift Conical Valve Spring Kit - .565-inch bronze valve guides - SK021/6545

Brian Tooley Racing conical valve spring kit for LS7 cylinder heads with .565-inch bronze valve guides. Manufacturer SKU: SK021/6545.

Designed for camshafts below .625-inch valve lift. Kit includes 16 SP014-1 valve springs, LS valve seal kit, SL565045CON-16 locators, exhaust spring shims, and offset intake and exhaust valve locks. Reuses original LS7 retainers.

Spring specifications: 160 lb seat pressure at 1.875-inch installed height; 395 lb open at 1.225 inches; coil bind at 1.165 inches. Check installed height and valvetrain compatibility before installation.