Originally Posted by
Jim Hustins
Thank you. This will give me a good starting point. Did you have to drill the motor plate for the 88/48 gear ratio?
No drilling for that combo!
Originally Posted by
sosidge
You shouldn't need to drill anything to get 3.6:1. I have had my car at 3:1 with 48dp (61/40), that's about an 81/53 in 64dp. I could run the car at 3.6 with a 67/37, very easy to fit, that's about 88/48 in 64dp.
He was asking for a smaller tooth spur. Then drilling a bit would be required.