454 +0.60" pistons

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06-28-2017 | 08:26 PM

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From: Grand Rapids, MI

454 +0.60" pistons

Looks like I need to bore a block 0.060" over. Anyone have some Merc 420 or equivalent pistons laying around? Looking for ~9:1 CR w/ 118cc heads.
TRW Sealed Power 2399 pistons.

06-28-2017 | 08:57 PM

90viper

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if it might help I have more than 16 +30 mercury 454 forged pistons

06-28-2017 | 10:00 PM

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Not really, I have 8 +40 pistons currently

Thanks though

07-02-2017 | 08:47 PM

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Or some 0.070" over pistons. I haven't bored the block yet.

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