Thread: NEW 340cfm SD Performance ported Round Port 72cc Edelbrock Heads + North Wind Intake
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Old 07-08-2021, 04:52 PM
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65madgoat 65madgoat is offline
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Oh my bad. Yes these are the ORIGINAL version combustion chamber not the new fast burn. I have heard this older style is better for larger porting efforts at least.

Last edited by 65madgoat; 07-08-2021 at 04:59 PM.
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