Comp Cams 995-16 Engine Dual Valve Springs - 1.437 in. OD, 402 lbs./in. Rate

Comp Cams 995-16 Dual Valve Springs: 1.437" OD Outer, .697" ID Inner

COMP Cams 988-16 Dual Valve Springs

COMP Cams Valve Spring Set 995-16; Performance Dual 115 lbs at 1.700 in.

COMP Cams Valve Springs 939-16 Dual Valve Spring Kit

COMP Cams 26113-16 Valve Springs Set, 191 lb Rate for Ford Modular 16V

COMP Cams Valve Springs & Lifters Set of 16 Each 2"

Competition Cams 981-16 Single Outer Valve Springs 1.250 Outer w/ Dampner NOS