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Message: <blockquote data-quote="blackpony" data-source="post: 785191" data-attributes="member: 11122">i will be using pro comp 210 cnc ported heads that flowed in at just under 300 cfm at .600 intake and 240 at .600 on the exhaustanderson n-91 cam coupled with 1.7 rockers which puts me at .612 lift intake and exhaust with 240 intake and 248 exhaust durationvictor jr lower intake that has been drilled and bossed for injectors that will be port blended to the headsspyder upper intake that will be blended to the lower 90 mm accufab tb4'' intakecompression will come in at 10.9:1exhaust will be 1 3/4 ceramic longtubes with full 3'' exhausttuning will be done by myself and a friend whom tunes lsx cars at a speed shop, using a tweecer rt and autometer wideband...the previous setup was the same heads and cam, but with a trickflow street heat intake, 75mm tb, anderson power pipe, 1 5/8 shorties and 2 1/2 exhaust, compression was 9:1 and it made 360/395 to the ground through a 5 speed.... upon tear down i found cracks in 3 cyllinders which explains the over heating problem, and burning oil problem... this will all be fixed and assembled correctly using a new block. hoping to make 430ish to the ground once its all dialed in.keeping my fingers crossed!</blockquote>