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 - 2.08"
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.
Can i use a 268 extreme energy cam on a chevy 350 with the head?
What would be the best roller cam to go with these heads
WARNING: Motor vehicles contain fuel, oils and fluids, battery posts, terminals and related accessories which contain lead and lead compounds and other chemicals known to the State of California to cause cancer, birth defects and other reproductive harm. These chemicals are found in vehicles, vehicle parts and accessories, both new and as replacements. When being serviced, these vehicles generate used oil, waste fluids, grease, fumes and particulates, all known to the State of California to cause cancer, birth defects, and reproductive harm.
WARNING: Some dust created by power sanding, sawing, grinding, drilling, and other construction activities contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Some examples of these chemicals are: lead from lead-based paints, crystalline silica from bricks and cement and other masonry products, and arsenic and chromium from chemically treated lumber. Your risk from exposure to these chemicals varies, depending on how often you do this type of work. To reduce your exposure, work in a well-ventilated area and with approved safety equipment, such as dust masks that are specially designed to filter out microscopic particles.
WARNING: The wires of these products contain chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. Wash hands after handling.