COMP Cams 1.300" O.D. Outer .655" I.D. Inner Dual Valve Springs LS1, LS6 & LS2, LS7

Product Details

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Designed for LS1, LS2, LS6, LS7 Gen III General Motors applications these dual valve springs are designed for up to .650 lift. These springs can be installed with no machining but require the use of different spring retainers and spring seats.

Part number: 26921-16
Description: Dual Spring
OD: 1.300
ID: .665
Seat Pressure: 135 @ 1.770
Open Pressure: 400 @ 1.220
Coil Bind:1.040
Rates Per Inch: 408