SB/BB TRUCK & TRACTOR HEADERS

Model #126 S-10 Race Truck


Fully Assembled

Stepped Primary Tubes

1 3/4" - 1 7/8"

1 7/8" - 2"

2" - 2 1/8"



$1940.40  With Adpt. Flngs.

Partially Assembled  $1610.40



Notes:


Engine Location:

1. Left to right:

Prototype vehicle had engine centered between frame rails. Measure from centerline of lowet bolt hole for original front motor mounts in block to outside of frame rails is 11" on left and 11"on right.


2. Vertical:

Steering box rearward bolt (on outside frame) to ground is 12-1/4".

Front motor mount (lower bolt hole) to level ground should be 16" (our prototype was 25-1/2")

From distribution boss on intake manifold to cowl should be 12-5/8" (prototype was 13")


3. Front to rear:

Firewall to rear of valve covers:

Left outside corner (driver's side) is 3/8"

Left inside corner is 3/4"

Right outside corner is 1-3/16"


4. Engine Angle:

With truck level (at bedrail and doorsill) engine is tilted down to rear 5 degrees (taken on valve cover)


Steering shaft:

1. Remove steering shaft to get headers on and off.


Steering stop:  (prototype vehicle had centerline wheels with 6.00 x 15L tires) (measured for 3-1/2" diameter collector and extension)

1. Add 1/2" to steeriing stop for the right side to prevent tire hitting collector.

2. Add 3/8" to steering stop for left side to prevent tire hitting collector.


Brake lines:

1. Reposition brake proportioning valve assembly and bracket.

2. Reroute brake lines from master cylinder.

3. Reroute emergency brake cable.


Speedometer cable:

1. May have to be rerouted (prototype vehicle did not have one)


Heater/AC:

1. Heater/AC must be removed.






Model #136 - SB Chevy Truck/Tractor


Kit Form Only

1 3/4"

1 7/8"

2"

2 1/8"



Weld-On Collectors  $715.00 With Adpt. Flngs.

Slip-On Collectors  $815.00






Model #144 SB Chevy 4-WD Truck


Fully Assembled

1 3/4"

1 7/8"

2"

2 1/8"


$1810.60  With Adpt. Flngs.

Partially Assembled  $1446.00


Stepped Primaries   $1940.40

Partially Assembled Stepped  $1576.00



Fits full size K series through 1987

Will not fit 2wd




Model #244 BB Fenderwell Truck


Fully Assembled

1 7/8"

2"

2 1/8"

2 1/4"


$1720.40

Partially Assembled $1390.40



Specs #244


  • Designed for 68 - 72 4WD truck.
  • Will also fit 73 through 87 but requires U-Jointing the steering column unless a 3"body lift is used.


Fits full size K series through 87

Will not fit 2wd


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