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**Captainfab** · 09-17-2012, 11:47 PM

Assuming your engine is perfectly tuned, then I would say you should be close. The HO 350 uses a split pattern cam with .435 intake .460 exhaust lift and 212/222 duration. I'm not sure what the LSA is though.

09-17-2012, 11:47 PM	#3
Captainfab 60-66 Nut Join Date: Mar 2007 Location: Coeur d'Alene, Idaho Posts: 23,246	Re: Duplicating the 350 HO crate Assuming your engine is perfectly tuned, then I would say you should be close. The HO 350 uses a split pattern cam with .435 intake .460 exhaust lift and 212/222 duration. I'm not sure what the LSA is though. __________________ 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