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M-6049-X2 Ford Performance GT40 X2 Aluminum Assembled Cylinder Head


M-6049-X2 Ford Performance GT40 X2 Aluminum Assembled Cylinder Head


 
List Price:$1,000.00
Our Price:$899.99
You save $100.01!


Part Number: M-6049-X2
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Description
 

Ford Performance GT40 X2 Aluminum Assembled Cylinder Head

M-6049-X2

NEW AND IMPROVED "X2" CYLINDER HEAD IS MANUFACTURED FROM ALL-NEW TOOLING, MACHINED, AND ASSEMBLED WITH PREMIUM HARDWARE. THIS PROVIDES A FAST, EASY WAY TO BOLT ON SIGNIFICANT HORSEPOWER TO YOUR STREET CRUISER PACKAGE!

  • For use on 289/302/351 Windsor-style engines
  • Designed to fit Ford Performance BOSS Blocks and 289/302/351 windsor production blocks
  • High quality original equipment style 356-T6 aluminum castings, precision machined, and assembled with premium components
  • Assembled with Ford Performance M-6507-J302 intake valves, M-6505-G302 exhaust valves, and PAC 1219X Ovate Beehive valve springs
  • Features 10-degree locks, steel valve spring retainers and stock valve seals
  • High temperature exhaust valve seats
  • Includes bronze guides
  • Features wider valve cover gasket sealing rail to prevent leaks
  • Machined for gasket seat spark plug
  • Compatible with all Ford Performance roller camshafts and aftermarket hydraulic roller camshafts up to .600" lift
  • Works with many aftermarket intake manifolds, headers, and valve train components
  • Compatible with bolt down rockers 1.6-1.7 ratio, always check rocker arm clearance to valve springs with production rocker arms
  • Depending on lifter preload, Ford Performance Rocker Shim Kits M-6529-A302 or M-6529-B302 may be required
  • Each aluminum head weighs approximately 25 lbs. lighter than each production cast iron head
  • Each head is leak tested prior to assembly

Specifications:

  • Combustion chamber volume 64cc
  • Intake port volume 188cc
  • Exhaust port volume 63cc
  • Intake flows approximately 230 cfm at .600" lift (at 28" of H20)
  • Exhaust flows approximately 160 cfm at .600" lift (at 28" of H20)
  • Premium stainless steel valves - 1.94" Intake and 1.54" exhaust.
  • Closed spring pressure is 145# @ 1.800"
  • Open spring pressure is 358# @ 1.175"

Notes:

  • Designed to be used on Ford Performance BOSS blocks; M-6010-BOSS302, M-6010-B302BB, M-6010-BOSS35195, M-6010-BOSS35192 and M-6010-BOSS351BB
  • Use Ford Performance M-6065-BOSS Head Bolt Set or Ford Performance M-6014-BOSS Head Stud Kit
  • Use Ford Performance Head Gasket M-6051-CP331 or M-6051-S331 or for "Big Bore" application, use M-6051-R351
  • Must use Ford Performance M-6065-D289 Head Bolt Kit to install heads on 289/302 production blocks
  • Ford Performance "X2" heads use either GT-40 or aftermarket intake manifolds. Check manifold for port match; not all intakes are compatible due to tall high-flow intake ports
  • "X2" cylinder heads use Motorcraft AGSP-32C spark plugs
  • Use Felpro exhaust gasket part number 1415
  • Will not fit 1986 5.0L with flat-top pistons unless pistons are notched for valve relief
  • Cylinder heads are sold individually


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