{"product_id":"feuling-gorilla-m8-rocker-shaft-shims-mcs-feuling-707749","title":"Feuling, Gorilla M8 Rocker Shaft Shims","description":"GORILLA M8 ROCKER SHAFTS SHIMS, Qty. 6 of 3 thicknesses: 0.003\", 0.005\", 0.010\" Quiet your engine and reduce wear by tightening the rocker arm to cylinder head end play clearance. FEULING recommends an ideal side clearance of 0.0035\" - 0.0045\" for optimum rocker arm oil psi and noise reduction. Will benefit stock engines and highly recommended for engines with high lift camshafts or higher pressure valve springs. NOTE: These shims should be installed by a professional, one who can make correct end play measurements and can install and tighten rocker shaft nuts\/bolts without damaging shims. Check out our #1232 Gorilla rocker shafts and ARP stud\/nut kit to further bulletproof your valve train! MADE IN U.S.A.","brand":"Mcs Feuling","offers":[{"title":"Default Title","offer_id":43566944452671,"sku":"mcs_feuling_707749","price":92.18,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0667\/3213\/0367\/files\/mcs_feuling_707749_b.jpg?v=1784716497","url":"https:\/\/vaultmoto.com\/products\/feuling-gorilla-m8-rocker-shaft-shims-mcs-feuling-707749","provider":"VaultMoto","version":"1.0","type":"link"}