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what kind of power from 5.7 big cam iron block

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Old 02-26-2006, 10:22 PM
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Default what kind of power from 5.7 big cam iron block

probably going with 5.7 iron block,aluminum truck heads.going to be stock save for big cam.what kind of power?i want a nasty idle with at least 375 rear wheel horses.car is 69 firebird,200-4r trans fresh from my grand national,gears are 3.73.heads are cleaned up ports.i have been porting for some time,but i know that cnc is the way to go and i may go that route in the future.heads have 2.00 and 1.55 valves.i have been following posts for over 2 years and i think this combo is very stealthy,save for nasty cam.
Old 02-26-2006, 10:29 PM
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So your gonna bore a 4.8/5.3 block out to 3.898 and run stock size crank?
Old 02-26-2006, 10:31 PM
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there isnt a 5.7 iron block. all the iron blocks have a 4" bore. with a stock 3.622 crank you will have a 370ci motor.
Old 02-26-2006, 10:45 PM
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yes i am boring the stock 4.8 iron block.what kind of power can i get with big scary cam?how does around .575 lift sound?what kind of duration?
Old 02-27-2006, 10:13 AM
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Originally Posted by 1bad70+94camaro
yes i am boring the stock 4.8 iron block.what kind of power can i get with big scary cam?how does around .575 lift sound?what kind of duration?
nevermind my dumbass, i forgot the 4.8 was iron as well. you can go much bigger with a cam on stock heads. my cam is in my sig on stock heads. the trex cam is bigger than mine and fits stock heads, as well as the g5x4, x3, magic stick, etc.




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