225cc Aluminum Small Block Chevy Cylinder Heads
Technical Specifications and Recommended Components:
Combustion Chamber - 64cc
Weight - 55.00 lbs
Intake Runner - 225cc
Exhaust Runner - 62cc
Intake Valve Size - 2.02"
Exhaust Valve Size - 1.60"
Max. Valve Spring Lift - .575" Hydraulic Flat Tappet
Spring Pressure - Closed 115 lbs. @ 1.800", Open 315 lbs. @ 1.225"
Valve Seal Material - Viton
Valve Guide - Manganese Bronze
Retainer Material - Steel
Valve Job - 5-angle
Head Bolts - ARP 070-134-3601
Valve Spacing - OEM
Valve Seats - Hardened Steel
Intake Gasket - Fel-Pro 375-1206 or 375-1266
Exhaust Gasket - Fel-Pro 375-1405
Head Gasket - Fel-Pro 375-1004 or 375-1094
Spark Plug - 750" Reach Gasket Seat
The ProMaxx Performance Small Block Chevy Cylinder Heads are manufactured from cast aluminum and are offered with straight or angled spark plug ports, a variety of intake port runner, combustion chamber and valve sizes to work on all of your performance engine builds from mild to wild! Features JEGS EZ Kits are designed by JEGS professionals to ensure that you get all the correct parts you need.
JEGS EZ Kits are designed by JEGS professionals to ensure that you get all the correct parts you need.
Can i use self aligning 1.6 proform aluminum roller rockers on these heads. item number 778-66915c
Will this heads work on an 2010 LMG chevy block? And would I have to get the truck tuned afterwards
What intake manifolds can be used with these heads? Meaning factory castings from 55-86... 87-95.... Vortec? Thank you for your time.
What are the flow chart numbers?
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