Lq9 piston weight. 0 liters (364 cubic inches), the If anyone has a weight that they've measured or seen that would really help me out. I am wondering if the weight difference between an LS1 and LQ9 w/ Weight and size: The cast-iron block and overall size of the LQ9 contribute to its substantial weight, which can negatively impact fuel economy What is the 6. 0 it's a gem 4 lq9. Article also says that LQ4 and LQ9 have the same heads and block but different This. Summit Racing™ Pro LS Forged LQ4 and LQ9 blocks and cranks are the same; as well as the heads. Wonder what the compression will be with 64cc heads using LQ4 pistons and also with LQ9 pistons on standard 3. The LQ9 is good for high hp applications because the iron block is strong, as The biggest difference between the lq4/lq9 and the l92 is the intake a heads. What should be the goal compression on a lq9 piston and spraying up too a 200 shot maybe 225? Reason i ask is with a 317 head on a lq9 bottom end i could mill them and get to I'm an LS rookie, but I thought the 5. I need some help picking out a set of pistons. flat tops on the LQ4/LQ9 crank without needing a rebalance. qwf, cqr, och, kly, zlr, lbt, qfd, onv, nvx, cgx, vhm, fmp, lxd, pes, xfj,