Holley Shaft Speed Kit

WEB Price
$180

Hall effect sensor, bracket, collar, L bracket, 12' shielded cable, 3 Holley ECU terminals for your P2A plug, and instruction sheet

Kits with 8 magnet collars available below. 8 Mag collars are available in 1.875, 2.125 and 2.187 sizes.

2 Magnet collars are available for 1.5" which is the slip yoke size for Powerglide and TH350 $170 for that kit. Other 2 magnet sizes are shown here.

Kits wihtout collar available below.

If you have an Ford 8.8 you have 4 options:

1. Get a Mark Williams yoke for 1350 joints and order my kit with 2.187 collar
2. Get a Strange yoke for 1350 and their collar.
3. Put collar/sensor on the trans slip yoke
4. If you have a strange yoke wiht a 2.500 step get the 18 lug reluctor below

8 magnet and 18 lug for better resolution below.

  Holley DS kit with no collar

WEB Price
$130

  Holley DS kit
with 8 magnet collarr

WEB Price
$230

  Replacement HE sensor
with weather-pak connector

WEB Price
$86

  Split Collar  - 4 Magnets

NO Sensor

WEB Price
$55

  When ordering choose from the following sizes:

    1.250"         Click here for sizing info
    1.812"   Popular Strange Engineering size
    1.875"   Popular Mark Williams size
    2.125"    Popular Strange Engineering size
    2.187"    Popular Mark Williams size
    2.375"   

Yes you can remove any number of magnets. And yes, it's common on 12 bolts, Dana's and 9" Fords with stock yokes to open up the hole to some unusual size/shape.  It's not a crankshaft - if you keep it within .050 of straight/round, your sensor will see the magnet.

Magnets are oriented South side out (required to work on Racepak, MSI and most other hall effect sensors)

Includes 4 magnets and stainless hardware.

L bracket available above $11    

  Billet 18 lug High Def Driveshaft collar/reluctor

Get good wheel speed readings from the hit.

works with Racepak V300SD / Sportsman, most EFI systems and traction control units.

5 sizes: 1.812 1.875 2.125 2.187 2.500

Billet steel .475 thick.

Requres a metal sensing Hall Effect sensor (Racepak MSC3 which is 3/8 threads not 5/16)

2.500 model works with Strange yokes for 8.8, 12 Bolt, Dana

Mase in USA by Motion Raceworks

L bracket available above $11    

Measure the size of your pinion yoke

<<<< here to determine grip diameter

WEB Price
$95

3/8"-24 Hall effect senosr, 6' shielded cable, Holley ECU pins and instruction sheet. Works with Liberty, G-force, Lenco, Jerico (any candlestick with 3/8"-24 threads. - 5-16" sensor avaialble)

Customer responsibility to have magnet pressed into input shaft with SOUTH side out.

2 magnets add $5

WEB Price
$287

8" travel sensor, weatherpak connectors 12' shielded cable, Holley ECU pins, instructions

This is a kit - you must assemble the weatherpak and make mounts.

• Body diameter .750"
• Compressed length (rod end centers) 14 3/4"
• Extended length (rod end centers) 22 3/4

 shock mount travel pictures

WEB Price
$257

 This is a kit - you must assemble the weatherpak and make mounts.

• Body diameter .750"
• Compressed length (rod end centers) 9 1/2"
• Extended length (rod end centers) 13 1/2"

shock mount travel pictures

WEB Price
$129

0-250 PSI for Trans, oil, fuel pessure

4' shielded cable

 Holley ECU pins, instructions