Small Block Piston WeightsEHFCVSeptember 24, 2014Powertrain LS7 – 482 grams (Gen 4 LS7 engine)482-gram flat top aluminum piston LS9 – 546gForged-aluminum pistons with oil-spray cooling # ICE Previous Post Renault Gordini V6 Blown Air Intercooler Next Post ITL (Isolated Trailing Link) Rear Suspension Leave a ReplyCancel ReplyYou must be logged in to post a comment.