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ProMAXX Cylinder Head Assembly 9197S; Project X 200.00 cc Aluminum 64 cc for Chevy 262 to 400
$1,269.77
$1,485.33 On Sale
Save 15%
Please note that this part is not included in any pre-paid freight agreement.
See our shipping policy for more details.
Details
- Ultra-smooth 356-T6 Aluminum Casting
- Competition 5 angle valve job
- Hand Bowl Blending
- Precision designed Runners
- Large Spring pockets
- Diamond honed guides
- Chamber unshrouded
- Assemblies feature 21-4N Stainless 1 pc Swirl polished back cut valves, studs and guide plates
- Machined and Assembled in the USA
- Large Spring pockets
- Diamond honed guides
- Chamber unshrouded
- Assemblies feature 21-4N Stainless 1 pc Swirl polished back cut valves, studs and guide plates
- Machined and Assembled in the USA
Product Description
Promaxx Performance continues to evolve with the Project X lineup and has raised the bar on the competition. There is NO AS CAST head on the market that can outflow these heads PERIOD! We have done our homework and produced what we believe is the best as cast head-on at an affordable price.
Specifications
- Cylinder Head Assembly Series:
- Project X
- Make:
- Chevy
- Engine:
- 262 to 400
- Material:
- Aluminum
- Combustion Chambers:
- 64 cc
- Intake Valve Diameter:
- 2.080 in.
- Exhaust Valve Diameter:
- 1.600 in.
- Spark Plug Angle:
- Straight
- Intake Runners:
- 200.00 cc
- Exhaust Runners:
- 66.00 cc
- Cam Type Recommended:
- Hydraulic Roller
- Max Valve Lift:
- 0.600 in.
- Closed Spring Pressure:
- 145 lbs. @ 1.800 in.
- Open Spring Pressure:
- 325 lbs. @ 1.200 in.
- Valve Spring Retainer Material:
- Steel
- Valve Material:
- 21-4N Stainless Steel
- Notes:
- Competition 5-Angle Valve Job
- Quantity:
- Sold As Pair