update on 521

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update on 521

Post  v-twin on October 6th 2013, 1:19 pm

changed oil yesterday 5-40 mobil 1 synthetic, replaced 10.50/29.5/15 m/t with 275/60 m/t pro's went to Bristol 129 60' on trans after that track went bad , tried foot brake 127 60' 8.98 / 151.97 on 400 same time on 300 300 is about it on 10.1 compression and wrong cam on 300 engine runs great no problems 400 blows oil every where ,intake ,valve covers but it could be synthetic oil and the lucas oil additive
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Re: update on 521

Post  Nastynotch on October 6th 2013, 2:09 pm

sounds good. What were the 1/8 mile times on and off the bottle?

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1/8 mile times

Post  v-twin on October 6th 2013, 6:25 pm

1/8 mile time 6.30's with 4.10 gear      5.68 with 3.73 nos   3300#
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