Quote:

machine the heads for a proper spring cup and that'll end your problems.



Whats the proper spring cups? Its a 1.55 OD spring supplied by Bullet. #VS8100

As you can see they have the locators for the inner springs on them already.

67 Barracuda street/bracket car 11.27-119
68 Dart 502 BB 8.70s-152
414 cid SB Dragster 7.65-174