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**Captainfab** · 11-23-2020, 11:03 PM

If you use a non-dropped base, you should be able to go with a 14" diameter air cleaner. That's what I have on the 454 in my '66 Suburban with a Performer intake, 750 Holley and an HEI. The RPM intake is a little taller than the Performer, so you should have even more clearance.

11-23-2020, 11:03 PM	#6
Captainfab 60-66 Nut Join Date: Mar 2007 Location: Coeur d'Alene, Idaho Posts: 23,254	Re: 396 BB Air Cleaner If you use a non-dropped base, you should be able to go with a 14" diameter air cleaner. That's what I have on the 454 in my '66 Suburban with a Performer intake, 750 Holley and an HEI. The RPM intake is a little taller than the Performer, so you should have even more clearance. __________________ Power Steering Box Adapter Plates For Sale HERE Power Brake Booster Adapter Brackets For Sale '63-'66 HERE and '67-'72 HERE and '60-'62 HERE and "60-'62 with clutch HERE Rear Disc Brake Brackets For Sale. Impala SS calipers HERE Camaro Calipers HERE D52 Calipers HERE 6 Lug HERE Hydroboost Mounting Plates HERE