Ls7 springs in 243 heads
More LS7 Spring on LS1
Seems like LS7 spring is not a good choice overall. It is possible to fit the LS7 spring. Maybe a max of .550 lift from what's mentioned the links above due to install height.
Lots of better spring choices like one of the BTR .660" Lift spring kits.
Last edited by 99 Black Bird T/A; Mar 31, 2020 at 01:23 PM.








