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Old Jul 18, 2008 | 12:00 PM
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Default 370 build

just picked up a 6.0l motor gonna build a 370. what size pistons and rods are you guys using. also looking to go turbo also so brands would help to. im gonna run 317 heads and a stock crank.
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Old Jul 18, 2008 | 08:28 PM
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I has a speed inc 370 I have diamond -15 CC pistons, Eagle rods with L19 bolts, and the stock crank. Not sure what bearings they used. Diamond makes the best piston for boost in my opinion. The rods are kinda the econo brand in my mind but they are proven peices many many times over. Speed inc took this same motor (with the regular rod bolts) to 995 RWHP and high 8s and drive the car everywhere. If thats not proof of a great motor for the $ I dont know what is.

Last edited by BIG BAD BLACKSS; Jul 18, 2008 at 10:45 PM.
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Old Jul 18, 2008 | 10:24 PM
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Is this a used block? We use Diamond and/or Wiseco pistons

Typical for a build like you're explaining we would use Diamond 11517 piston

can be found on our site here
http://www.speedinc.com/cont.cfm?cid=C0000758
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Old Jul 19, 2008 | 12:18 AM
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Diamond pistons 4.030 and eagle rods 6.125
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Old Jul 19, 2008 | 12:25 AM
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you will want -20-30 for a turbo or supercharger
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Old Jul 19, 2008 | 01:15 AM
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yes its a used block
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Old Jul 19, 2008 | 01:37 AM
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In that case bore it .030"

Used blocks we normally deck them .010-.020 and use a 6.100" connecting rod with stock crankshaft, diamond pistons are stacked up to be -.010 out the deck ( at stock deck height). With using the shorter rod you end up at 0 deck after machine work.
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