Thread: HIPPO lifters necessary? rev kit ?'s

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there is no need for a rev kit for a hyd roller for lower RPM . hippo roller lifters?never used or seen any in hyd roller but used many with solid cams.the pro max may have some added pin oiling has thats a hyd roller lifter that can take 200 lbs and 500open but i do not know how your going to get lifter valving for a hyd roller with added holes drill in the lifter body there is not the same load on most hyd cams for spring pressure like a solid were you need the hippo lifter . if you thinking about a hyd cam and you going past 5500 all the time then you may what to re think a hyd or buy a steel core hyd cam .buy short valving hyd lifters and you can buy a rev kit.i have built many bbc hyd rollers with out rev kits but i tell customers to stay under 6000.if its going past this then its a solid roller cam .with hippo s