GM LS SBC combination slider with 4.030 ” ID bore diameter. With this slider you have two sliders in one, it works with LS engine like LS2,LS3 and SBC 265-400 CID engines. Made of 3/4″ thick 6061 aluminum with black anodized finish. Laser engraving markings. Custom bore size add $75. (This is a made to order item 7-10 business days.) Please e-mail with questions.
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