{"product_id":"comp-cams-858-16","title":"COMP Cams Pro-Mag Hydr Lifters Chevy SB","description":"\u003cp\u003ePro Magnum Hydraulic Flat Tappet Lifters. Specifically designed to perform at higher engine speeds. Proper position of internal piston at higher RPM prevents lifters from harmful \"pumping up\". Unique design yields significant power increase over standard hydraulic lifters. Adjustable valve train required. Pre-load .002\"-.004\" with engine warm. Applications: Chevrolet, Small Block V8 265-400, Big Block V8 396-454, Big Block V8 348-409 ('58-'65). Specifications: .842\" Diameter - 99g Weight - 1.93\" Seat Height.\u003c\/p\u003e\u003cp\u003eGenuine COMP Cams. Part number 858-16.\u003c\/p\u003e\u003cp\u003eShips from US warehouse.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWARNING:\u003c\/strong\u003e California Proposition 65 — this product can expose you to chemicals known to the State of California to cause cancer or reproductive harm.\u003c\/p\u003e","brand":"COMP Cams","offers":[{"title":"Default Title","offer_id":48710416367841,"sku":"858-16","price":295.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0842\/7608\/4961\/files\/9bd96bac7447efd6e2ccc6e6e8db12a3.jpg?v=1784691290","url":"https:\/\/mlperformanceusa.com\/products\/comp-cams-858-16","provider":"ML Performance USA","version":"1.0","type":"link"}