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BTR LS Hat Seals. CHEVROLET PERFORMANCE VALVE SPRINGS - BLUE LS6 -. 550" LIFT - 12499224. BTR LS HAT SEALS. GM VALVE SPRINGS - BLUE LS6 -. 550" LIFT. LS owners sure have it good. Heck, even a cam swap will wake up an LS, especially when combined with a valve spring upgrade to allow for the increased valve lift and rpm potential.
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.