Custom Tach and Speedometer Cables


ISSPRO manufactures custom-made heavy-duty speedometer and tachometer cables up to lengths of 40’.
Applications include:
  • -Heavy-duty trucks
  • 2. Airboats
  • 3. Marine applications
  • 4. Oil drilling
  • 5. Some older pickups w/ threaded fittings
  • 6. Competition race cars

Construction includes .445 vinyl covered steel housing and .150 inner coregreased and ready to go.
We offer a variety of upper ferule sizes, including;

  • 1.5/8-18 (for standard ISSPRO mechanical speedometers and tachometers
  • 2.¾-20 (for older, pre-1964 applications)
  • 3.7/8-18 (for Jones, Moroso, and Fly Ball tachometers)
Our lower tip sizes include:
  • 1..104 SQ
  • 2..124 SQ
  • 3..150 SQ
  • 4..152 TANG
  • 5..187 TANG
  • 6..203 TANG

Extension shafts are available in cases where additional lengthening is required without replacing the current

Extension ferrule size:

1.7/8-18 male thread with drive tips of either .104 internal SQ or .203 internal TANG
**Lower tip sizes are the same as above.
Send your old cable or identify your custom/replacement needs by
using the following steps:
1. Determine the size and style of the connection on the upper end of your cable
*The most common speedo/tach connection is a 5/8 18 female thread nut with .104 square tip.
housings use a 7/8 18 male-threaded ferrule and female extension tip.
2. Determine the size and style of the connection on the lower end of the trans/tach drive.
*The most common lower nut is 7/8 18 female thread. Two popular lower tip sizes for tachs are .152 and .187
round with tang. Three popular speedo drive tips are .187 & .203 round tips with tang, or .104 square

3. Measure the length of cable/housing to be replaced.

4. Place your order with ISSPRO by calling 800-888-8065