/in linear spring rate
1966-1974 Plymouth Valiant
Minimal Fade Under Higher Temps
standard volume upgrade of the M340
They're made from heavy-gauge
Proform Water Neck MAC-XC-1.8 /in linear spring rateProform Water Neck 141 501 Manufactured w Especially Flat Sealing Surface Extra Thick Bases O Ring Gasket Highly Polished And Thickly Chrome Plated Easily Installed Applications include: Camaro, Chevelle, Chevrolet, 1975, 1974, 1973, 1972, 1971, 1970, 1969, 1968, 1967, 1966 Applications include: Camaro, Chevelle, Chevrolet, 1975, 1974, 1973, 1972, 1971, 1970, 1969, 1968, 1967, 1966 PROFORM invites racers to experience the strength, innovation, and