Originally Posted by
Molala4
i have got a brand new ultra sportsman v2 10.5t from my friend...it is any good? can it bear FDR of 100/45*2 ?
It is a good stock sportsman motor....
Are you saying you want to run it with 4.45 final drive..? Depends on what software you are running...for no timing, I think you can OVER GEARED. For full boost software...you are WAY WAY WAY over geared....
But if you are drag racing for a short period of time...I think it is OK.