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Head, Racing, GX390, 420cc, 460cc, Aftermarket Core
Head, Racing, GX390, 420cc, 460cc, Aftermarket Core - Image 1 of 0
Head, Racing, GX390, 420cc, 460cc, Aftermarket Core - Image 2 of 0
Head, Racing, GX390, 420cc, 460cc, Aftermarket Core - Image 1 of 0
Head, Racing, GX390, 420cc, 460cc, Aftermarket Core - Image 2 of 0
Head, Racing, GX390, 420cc, 460cc, Aftermarket Core - Image 1 of 0
Head, Racing, GX390, 420cc, 460cc, Aftermarket Core - Image 2 of 0

Head, Racing, GX390, 420cc, 460cc, Aftermarket Core

3 Reviews
$0.00
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Product Code: HEAD-RACING-390-CLONE
Ready to go Race Head using aftermarket GX390 style large port casting. Heads are ported, bead blasted, flowed, & milled. Oversize Stainless Valves. Heads can be fitted with either single or dual springs. Single Springs recommended for 306 and smaller cams. Dual for 307 and larger cams.
Includes
  • Ported, Polished, & Bead Blasted
  • Stainless Intake & Exhaust Valves
  • Aluminum or Titanium Retainers
  • Split Keepers
  • HD single or dual springs
  • Valve Spring Shims
  • 3 angle Valve job
  • Milled to spec
Heads are typically built to order, Allow 1 to 3 days to ship
Pics are for reference only. Actual head may vary

Reviews

Average Rating:
( 3 )
Edward Horton from Danville, NH United States
November 1, 2023
Great service
Product delivered in very timely manner as stated on website. Product qty is great will def order through again
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Jason brown from DECATUR, IL United States
November 28, 2021
Head
Very happy with the quality. Can't wait to put it on & see how it runs. Already been showing everyone the quality. I'm sure more people I know will be ordering one soon. Ty Jason
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Marc Stobinski from Bridgewater, NJ United States
September 1, 2021
460 racing head.
Beautiful machine work and quality parts. Will install soon. Time to win some races again.
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