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Lsx Lifter Bore

...the lifter bore was increased to 9/32- inch for the larger solid lifters and bronze bushings, and the block was grooved to work in concert with SCe copper head gaskets and o-ringed heads. The block was also filled within an inch from the top to handle over 2,000 hp, and some of the oil passages were blocked off for the 5-stage dry sump oiling system.
LSX Engine Build - To The Extreme

 ...the lifter bore was increased to 9/32- inch for the larger solid lifters and bronze bushings, and the block was grooved to work in concert with SCe copper head gaskets and o-ringed heads. The block was also filled within an inch from the top to handle over 2,000 hp, and some of the oil passages were blocked off for the 5-stage dry sump oiling system.  View Related Article

 

 

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