Guess I've been lucky with 15 years of an aggressive street solid roller, BUT yearly maintenance of checking lash (.022 cold/ .026 hot) UD R81/R88 .3883 lobes. 254/262#.050, .582 with 1.52 HS. Crower solid roller lifters with added high oil pressure feeding hole to needle bearings. Comp 943 pacaloy roller spring seat pressure 240. Springs routinely changed out every 4/5 years, when previously running 1.65 HS.. I've always considered the trade off of running a heavy hydraulic roller versus the lighter solid roller. My guess has been if turning 6k the weight of those hydraulic roller has got to be into consideration, And if I ever decide to run a hydraulic roller I'm wanting at least 155-165 seat pressure. Butler Mega brace.
Last edited by 68WarDog; 08-27-2022 at 06:48 PM.
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