Several places make the A-body lower mount that has multiple holes for adjustment of instant center, and the brackets are much beefier:
https://www.umiperformance.com/home/...ckets-bolt-in/
https://www.umiperformance.com/home/...ckets-weld-in/
EDIT: Some also make front mounts too for anti-squat.
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1970 GTO Judge Tribute Pro-Tour Project 535 IA2
http://forums.maxperformanceinc.com/...d.php?t=760624
1971 Trans Am 463, 315cfm E-head Sniper XFlow EFI, TKO600 extreme, 9", GW suspension, Baer brakes, pro tour car
https://forums.maxperformanceinc.com...ght=procharger
Theme Song:
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