This requires a button that presses against the inside of the timing cover to minimize forward cam travel. To update a pre-1986, two-piece rear main seal small block Chevy to a roller, beyond just the cost of the cam and lifters, will also require a reinforced timing cover and a cam button to limit forward cam movement. (Image/Jeff Smith) Things You’ll Need to Consider for an SBC Roller Cam Retrofit But there are multiple advantages to hydraulic rollers that we’ll go over before we show how easy it is to convert a 1986 and later model 350ci small block Chevy to a roller. Yes, the cost to convert to a roller is higher than just replacing a flat tappet cam. Flat tappet cams had their day but if performance is your goal, one step that can really complement a good set of cylinder heads is the upgrade to a hydraulic roller cam. Pre-'87 blocks require Retro-Fit Link Bar Roller Lifters.It is the way of the world today. Roller Cam and '87+ OE-Style COMP Roller Lifters. Roller Lifter Install Kit for '87-'90 Blocks or '91-'02 Blocks can be purchased. If your block has '87+ OEM-style roller cam provisions but does not have roller components fitted, COMP Hyd.

Most '87 - '93 GM cars came with roller lifters, but most '87 - '95 trucks came with flat tappet lifters in roller lifter style blocks. Please Call, Email, Twitter or Live Chat for details.Ģ: The '87+ Chevy Small Block received provisions for roller lifters. Failure to utilize the proper distributor gear will void all warranties and/or return policies.ġ: Cams for '55-'57 engines can be custom ordered. Not compatible with cast or steel gears without similar surface treatments.

Warning: Camshaft Optimized for use with a Melanized or Nitrided distributor gear. Work well w/ aftermarket cylinder heads & feature high lift.Tuned for use in EFI applications where extra air flow signal through the carburetor is not required (feature wider lobe separation w/o loss of responsiveness).Xtreme Fuel Injection (XFI™) -Newest & quickest lobe profiles in the Xtreme family Provide a terrific increase in performance For Retro-Fit (Link Bar) Hydraulic Roller Lifters Fits '58-'02 1 262-400 cid Chevy Small Blocks 2

Chevy 350 roller cam