Thread: Pontiac V8’s: Retrofitting GM Roller Lifters
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  #18  
Old 03-24-2025, 08:04 PM
gtobob67 gtobob67 is offline
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Join Date: Feb 2008
Location: Taunton, Ma.
Posts: 149
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72 455 casting 485428
Sealed Power HT-2148
Lunati Cam

Have around 50 miles on it now. Seat pressure 145, open 360. No lifter noise at all, even when first started after sitting.
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