348/409 Comp Thumper hydraulic camshaft .537 intake .521 exhaust valve lift. .242 and .257 duration at .050, 107* lobe seperation, 2500-6500 power range, can use #3358, 3359, 6108 springs.
Price:
$325.00
Specializing in quality reproduction of 348-409 Chevy parts for 1958-1964 passenger cars.