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jbh25
04-23-2012, 09:15 AM
Has anyone ever run a jr motorsports motor and how do the hold up

racin6mod
04-23-2012, 05:43 PM
I helped a racer a couple years ago that ran a jr motorsports 406 with track one heads it ran strong and held up for two seasons and was sold with the car.

BPRC MAN
04-30-2012, 08:35 AM
I helped a racer a couple years ago that ran a jr motorsports 406 with track one heads it ran strong and held up for two seasons and was sold with the car.

We have a JR 377 and are very happy with the power and the relieablity.