{"product_id":"proform-pr66908-1-6-ratio-alloy-roller-rockers-3-8-stud-suit-chev-sb-265-400-v8","title":"Proform PR66908 1.6 Ratio Alloy Roller Rockers 3\/8\" Stud suit Chev SB 265-400 V8","description":"\u003cp\u003eRid your engine of internal friction with roller-tipped rocker arms. The race-proven full needle bearing, fulcrum and roller tip not only unleash horsepower, they also lengthen valve train component life and reduce wear and tear on valve stem tips. Precision machined to insure consistency and ratio accuracy. 16 extruded aluminum roller rockers and 16 poly locks.\u003c\/p\u003e \u003cbr\u003e\u003cbr\u003e\u003cp\u003eApplication: Chevy small block Gen I 265-400ci V8\u003c\/p\u003e  \u003cp\u003eRocker Arm Mounting Style: Stud\u003cbr\u003e Self-Aligning: No\u003cbr\u003e Rocker Arm Ratio: 1.6\u003cbr\u003e Rocker Arm Style: Full roller\u003cbr\u003e Stud Size: 3\/8 in.\u003cbr\u003e Shims Included: No\u003cbr\u003e Rocker Arm Material: Aluminum\u003cbr\u003e Rocker Arm Body Style: Standard\u003cbr\u003e Rocker Arm Fasteners Included: Yes\u003cbr\u003e Rocker Arm Nut Style: Polylock\u003cbr\u003e Slot Width (in): 0.550 in.\u003cbr\u003e Maximum Spring Diameter (in): 1.400 in.\u003cbr\u003e Rocker Arm Finish: Blue anodized\u003cbr\u003e Quantity: Sold as a set of 16.\u003c\/p\u003e","brand":"Proform Parts","offers":[{"title":"Default Title","offer_id":44885434138935,"sku":"PR66908","price":457.55,"currency_code":"AUD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0680\/9364\/1015\/files\/130846.jpg?v=1780465072","url":"https:\/\/enginemaster.com.au\/products\/proform-pr66908-1-6-ratio-alloy-roller-rockers-3-8-stud-suit-chev-sb-265-400-v8","provider":"Engine Master","version":"1.0","type":"link"}