Quote:
Originally Posted by Eric Merryfield
Thanks Terry,
How about 1970 dodge 383 in a challenger RT....the old stocker might just be pure stock legal! Valve spring pressure would be great to know.
Thanks again
Eric
|
There are 2 383's listed for the Challenger. I assume you wanted the 335 HP version. The other is a 330 HP with a different carb and a smaller cam.
1970 Dodge 383/335 HP
1 4 barrel Holley 4367 or 4217/sm 4369 or 4218/Auto
Manifold casting number 2951666
1.5 Rockers
Hydr. cam
Head CC's 79.5
Casting Numbers 906, 346, 213, 452, 902, 975, 187
Deck .004
Flat top piston
Head gasket .021
Single spring ( With Dampner)
128 lbs pressure on the seat
248 lbs open pressure
Cam: zero checking clearence
Intake 352 degrees
.455 lift
150 degrees overlap
Ehaust 380 degrees
.470 lift
Intake valve 2.080
Exhaust valve 1.740
Alt carbs 4667, 8, 88, 4734, 5, 6191 or 3