Product Description
BBC 454 to 540 CID with GM Heads or Brodix 270 Race-Rite or ProMaxx 320 runner heads to 6000 rpm. Recommend headers in the 1 ¾” size with 3” collector. Use minimum of 850 CFM carburetor with either a dual plane intake with notched divider or single plane.
800 Idle RPM
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- Part. No.160-3123 Grind # HR-9202-0-CSR
- Advertised Duration 292/302
- Duration @ .050 - 233/243
- .200” Duration - 152/158
- Lift .620/.600
- Centers 107/113
- LSA 110
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