For Sale: BBC 355cc CNC Ported Heads - FREE SHIPPING
Manley Valve Assem .850 lift Roller - SALE
The NEW USA Performance CNC Ported Heads have CNC
Machined ports and combustion chambers. Intake ports flow over 420 cfm with 2.300 valves.
USA Performance heads are manufactured from
355-T6 aluminum for the Strongest castings available. The same material used in NASCAR & NHRA Pro Stock heads.
These castings are made for Liberty Engine Parts, a wholesale only supplier to the engine builder industry.
These are NOT Pro-Comp heads.
355cc CNC Ported intake ports
426cfm at .800 lift on Super Flow 1020 flow bench
440cfm at .800 lift on Super Flow 600 flow bench
121cc CNC chambers
2.300 x 1.880 stainless valves with 11/32 stems
PAC-1224 .850 lift roller cam springs
Titanium retainers & Comp Cam 10 degree locks
Rocker studs and Guide plates
.750 in thick decks for Nitrous or Blowers
Chamber volume from 127cc to 115cc
Springs for .650 to .900 lift
This item is NEW
Trades NOT ACCEPTED
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Ad posted by:
USA Performance Parts
1375 Deal Rd
Mooresville, NC 28115
Member Since: 2008-10-14
Phone Number: 704-397-7979
Number of Honor Payments: 0
Average Accepted Sale Price: $0.00
Average Honor Payment: $0.00
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