Jr dragster Written by dwight2 on 2006-12-02 22:41:29 I have a friend who has a lawn tractor puller with a modified 14 hp kohler engine bored to 41 cu in on alcohol and a grooved head .He has sucessfully run with the 55 cu in v twin class and placed often with no lack of power, even at the end of the track, loss of traction and wheel spin have been his only problems. |
Written by automotive breath on 2006-10-23 20:01:17 I have been looking for an opportunity to modify a Jr. Dragster head. I would expect smother performance, improved idle, reduced fuel consumption, cooler engine temperature, improved consistency and a small but measurable improvement in power. |