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SOLD!!For sale is a lightly used Edelbrock Performer RPM "Air Gap"- 7551; fits big block Olds engines: 400, 425,455. Runners are tuned to move the power band 1,000 rpm higher than Performer Air-Gap manifolds, from idle-5,500 rpm up to 1,500-6,500 rpm. There has been NO porting nor milling of the gasket surfaces. All threaded holes are good. Summit price is $505.95; selling this one for $405.95 usd SHIPPED. Please pm or email me with questions: drolds1@bellsouth.net. Thanks, Bob.
Last edited by ROCKETMAN269V; Nov 5, 2020 at 11:55 AM.
Reason: SOLD
