jamie247 542 Posted November 3, 2022 Hi guys, Im using a C2 alloy head later model HF9 going to be running C4 2500 stall and triple Webber's, pics of what im using what compression should i aim for without detonation issues Share this post Link to post Share on other sites
jamie247 542 Posted November 3, 2022 Will be run on 98 ULP Share this post Link to post Share on other sites
Fingers 463 Posted April 1, 2023 Did you come up with an answer? Share this post Link to post Share on other sites
CHESTNUTXE 7,312 Posted April 2, 2023 with 224 lift and 108 lobe,thats a decent stick,i would think minimum 10.1. Share this post Link to post Share on other sites
