Mustang 1968-1987 Dual Springs with Damper Super Cobra Jet Cylinder Head

SKU: M6049SCJB

Shipping: Ships by Dec. 25
Pickup: Free at Dealer by Dec. 27

About This Item

Product Details

  • Fits 429 and 460 ci engines (except BOSS 429)
  • Valve angles and locations designed to reduce cylinder wall shrouding and improve flow
  • Combustion chambers designed to accommodate centrally located valves
  • Production 429 Cobra Jet intake and exhaust manifolds bolt on
  • Production Ford 429/460 valve cover bolt pattern 
  • M-6582-C460 Ford Performance Valve Covers recommended 
  • 2.200" intake valve, 1.76" exhaust valve
  • Flows approximately 330 CFM intake and 225 CFM exhaust
  • 72cc combustion chambers
  • 290cc intake runner, 148cc exhaust runner
  • Assembled with solid roller springs: Closed seat pressure 240# @ 1.900"; Open seat pressure 625# @ 1.200"; Max lift .650"
  • Machined 10-degree locks and steel valve spring retainers, premium valve seals
  • Uses Motorcraft AGSP series spark plugs
  • NOTE: If replacing Ford Performance or production 429 Cobra Jet heads, new intake valve notches are required
  • NOTE: Uses Felpro® exhaust gasket part number 1420, Uses Felpro® intake gasket part number 1231

Technical Specifications

Details:

  • Country of Origin: United States

  • Emission Type: Competition Only

  • Warranty: Available

  • UPC: 756122054697

  • Catalog: FPP

Instructions:

  • Mustang 1968-1987 Dual Springs with Damper Super Cobra Jet Cylinder Head: Instruction Guide

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