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CNC Fabrication Model 421026
Upgrade your 94.5-03 7.3L Powerstroke with these CNC Fabrication, LLC stage 1 stock replacement cylinder heads. These heads are for stock replacement with our proprietary stage 1 valve springs set to 120lbs seat pressure. These heads will handle from stock to 600hp. We recommend the stage 2 heads with o-rings to handle 600-800hp, or our stage 3 heads for above 800hp.
FEATURES:
In-house Machined on our Sunnen seat & guide machine to exceed OEM specifications using the latest tooling
Mag particle inspection
Pressure tested
All new intake and exhaust valves
CNC Fabrication Stage 1 valve spring kit
New brass injector cups
Vacuum checked to ensure proper valve seat sealing
Free ground shipping
1 Year Warranty parts and workmanship
$132.00