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Rsmith38 · 12-22-2014, 08:57 PM

According to Google, Your piston is a Mopar Performance .030 over with a 10.7 compression ratio. From reading my old rulebook, stock compression must be maintained - I'd guess that piston was a cheater short block!

Disclaimer - I don't run SS!

12-22-2014, 08:57 PM	#2
Rsmith38 Member Join Date: Mar 2011 Posts: 186 Likes: 0 Liked 28 Times in 15 Posts	Re: Help on 360 Super Stock According to Google, Your piston is a Mopar Performance .030 over with a 10.7 compression ratio. From reading my old rulebook, stock compression must be maintained - I'd guess that piston was a cheater short block! Disclaimer - I don't run SS!