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Listed price includes refundable core charges.
Please read about Core Charges in our FAQs.** We include UPS return tags with your order on all items shipped within the Continental US. Shipping is pre-paid back to UCF Machine Shop. If you have questions please read our shipping policies or give us a call.
All heads have had the following remanufacturing operations completed:
• Completely disassembled, thoroughly cleaned in our hot acid jetwash
• Cooling system pressure tested
• Valve guides, seats, valves, springs, retainers, and keepers inspected and replaced as necessary
• All exhaust valves replaced
• Resurface the fire deck
• Multi angle performance valve job with 3 angles
• Set spring pressure, spring height, stem height, and valve recession
• New Viton® valve stem seals installed and assemble head
O-ring option, helps prevent head gasket failures:
• O-Ring grooves machined into deck and wire installed
Porting option:
• Multi angle performance valve job with 5-7 angles and radius cut for improved flow
• Porting concentrating on the bowl and seat area of the ports yielding significant gains
• Exhaust ports matched to gaskets
• Intake airflow improvements typically gains 17-60+% below .500" lift
• Exhaust airflow improvements typically gains 18-30% below .500" lift
• Modified to work well with factory and performance cams
• Lowers EGTs, Lowers required boost; Increases Efficiency and Power