Call in your order on
0800 0248454
and pay by card.

 
  Shop    Tech. Info.    Contact Us    About Us    Links  
 
 

Gearbox & Speedo Ratio Calculator

 
 
   Select Details   
Tyre Size 
Drop Gear Ratio 
Gearbox type 
Final Drive Ratio 
TPM of Speedo 
Worm & Pinion ratio 


 
 
   Calculated Speed by RPM in each Gear   
0
10
20
30
40
50
60
70
80
90
100
1000
2000
3000
4000
5000
6000
7000
8000
RPM















 
   Actual Speed vs (Speedo Reading)   
RPMx100
Gear
10
20
30
40
50
55
60
65
70
75
80
1st
2nd
3rd
4th
5th
6th

 
   Guessworks Feature Product - Selector shaft seal Auto upto 1971   
The selector shaft seal for the early pre 1971 APII automatic transmission. Shaft diameter 1/4"
more.......

£ 12.00 + VAT
Learn more about this product, or purchase. Learn more about Guessworks Gearboxes

Imperial  
Metric