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Ships within 48 hours · Estimated delivery Sep 9 - Sep 14
Special casting materials
Rear of Plenum Machined for MAP & 3 Vacuum Ports
Kits and replacement burets must be shipped via air service
Compatible with RZ-70E
Includes Clear Lens and Inserts
Isky Cams 1.570 Valve Springs 016437NRSI Special casting materialsProduct Description: Valve Spring RAD 9000 Dual Spring Damper 570 lb in Spring Rate 1. 130 in Coil Bind 1. 570 in OD Set of 16 As the world's largest racing, performance, and economy cam manufacturer, Isky maintains a dynamometer testing program for constant improvement of camshaft and valve train design. These tests are conducted daily in Isky's new enlarged dyno facility. To properly evaluate and prove the efficiency of Isky racing cams and valve
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