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Cylinder Heads- Blue Thunder
429-460
Big Block
Flatlander Racing offers custom prepped cylinder
heads. Typical applications include valve size 2.250" intake -
1.880" exhaust. Spring Lift to .570 w/flat tappet cam (roller spring option
up to .730" available at extra cost). Flatlander Racing's custom prepped heads are offered in 3 basic
stages and comp.
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Blue Thunder Heads Available in Stage 1,
Stage 2, Stage 3 and Comp.
Stage
1: Assembled with stainless steel valves, complete valve
job, Manley chrome moly retainers and locks, Viton valve stem seals and
Isky double valve springs for up to .570 lift cams (optional valve springs
available for any lift cam, see Ford 429-460 heads below).
Stage 2: Includes Stage 1 plus pocket
porting, intake port match and port clean up and full exhaust porting.
Stage 3: Includes Stage 1 & 2 plus
full intake porting, reshape chambers to unshroud valves and polish
combustion chambers.
Comp: Includes all 3 stages above,
plus additional porting. |
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The "Blue Thunder" Cylinder Head (as cast), will out flow (at full valve lift), "any" cylinder head produced for the
Ford 429 CJ that uses stock intake port location and manifolds when prepared under similar conditions.
 Std. 429 CJ intake location that flows better than the stock Ford CJ Head
Std. 429 CJ valvetrain geometry, & components
(Pushrod/Guide plates/ Rocker
Arms & Studs)
Raised valve cover rail, .300" more room for under valve cover components
Easily blocked or opened heat riser
Aluminum heads have pressed-in head bolt seats
Aluminum heads have ½" thick deck, after machining
Heads feature additional cast in deck to upper head postings for
greater deck integrity
Features std. bolt hole locations on ends of head for easy accessory mounting
Includes: .0015" undersize replaceable "bronze" guides which are a European developed material that
is 92 Rockwell, on the "B" scale, and must be honed with a diamond hone. Valve guides are designed to pass the 200 hr. Marine Industry
Durability Tests
All guides and seats are thermally pressed using liquid nitrogen and preclude metal displacement
during installation of guides and seats
Stainless
steel 1-piece swirl polished Valves
Requires valve spring seats that are available for up to 1.90" O.D. valve springs
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Blue Thunder
Ford 429-460 Big Block Heads
Blue Thunder Heads
are the best standard configuration heads available for 429-460 Ford
engines. They use all standard CJ equipment including intake
manifold, guide plates, rockers, push rods and exhaust. Valves are
the only exception. Blue Thunder heads require longer than stock
valves. They are available in 3 combustion chamber sizes (74, 80 and
100cc). Optional BB Chevy exhaust port configuration is also
available.
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Bare Heads |
*Stage 1 |
**Stage 2 |
***Stage 3 |
Comp |
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with
Ford
Exhaust Ports
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$1475
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$2199 |
$2599 |
$2849 |
$3999 |
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with
Chevy Exhaust Ports |
$1599 |
$2499 |
$2649 |
$2999 |
$4299 |
Note: Roller spring upgrade to .730 lift $199.00
*Stage 1:
Recommended for 460 - 500 cu. in.
**Stage 2: Recommended for 500 - 530 cu. in.
***Stage 3:Recommended for 530 - & up cu. in.
Average Flow Figures
Stage 3 at 700 lift with
2.250 intake, 1.880
exhaust; 365
intake, 234 exhaust
(Ford
Exhaust).
Stage 3 at 700 lift with
2.250 intake, 1.880
exhaust; 365 intake,
245 exhaust
(Chevy Exhaust).
Comp at 700 lift with 2.250 intake,
1.880 exhaust;
412 intake, 295 exhaust
(Ford
Exhaust).
Comp at 700 lift with 2.250 intake,
1.880 exhaust; 412
intake, 322 exhaust
(Chevy
Exhaust). |
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Don't
Forget our Blue Thunder Stud Girdle!
#2075 at only $189.00 |
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Or our Main Stud Girdles w/ARP
Studs for Stroker Motors
#1002-11330 for $329 |
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Or our Main Stud Girdles
for Non-Strokers
#MG-460 for $129
Machined from
billet 1045 medium carbon steel 1/2" thick. Flat surfaces
are finished using CNC machine center for accuracy and
smoothness. Zinc
anodized for rust resistance. Package includes 5140 high strength studs,
nuts and washer to hold torque. No machining
of Caps required. |
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Felpro & Hussey Gaskets for
Blue Thunder
Heads!
| Intake |
Part # 1231 |
$19 each |
| Head Gaskets |
Part # 1028 |
$39 each |
Copper Gasket
.031-.105 thick |
Part # 3333 |
$69.99h |
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Blue
Thunder Intakes
| Description |
Price |
| 427 MR/HR 4V-Comp |
$499 |
| CJ Dual Plane |
$499 |
| 2x4 H/R Manifold |
$469 |
| CJ Blower Manifold |
$499 |
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