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I'm rebuilding my AV 2.1. This time I decided to measured the actual CC's of the heads, and so have been calculating the barrel shims necessary to get the 8.5:1 ratio for av gas. When I built the engine the first time I had 2 shims on each barrel: a...

Here we have my baby up for grabs, I have spent a ton of money and invested a ton of time in getting this one the way I wanted it. The car is Very Clean. No scratches or scuffs . This will ship in the original manufacturers box, with all the original...

I have a quick question about the power output versus the compression ratio. Here are the specifications for the 383: Stroke: 3.75" Bore Dimater: 4.030" Piston CC: -16 CC Piston below deck 0.010" Head gasket compressed thickness: 0.029" Heads:...

Author: stefan Subject: BOB hull(superjet) Posted: 20/Mar/2014 at 11:53pm Yamaha superjet/BOB hull 2010 in glass jetmaniac ported 718 cc piston/bore/crank was new april 2013 ADA gridel head 190 psi Factory B pipe new april 2013 ATP total loss... ATP...

If all goes according to plan I'm going to be pulling this setup mid July. I purchased a Procharger kit earlier this year that I want to put to use and came across another long block that is set up better for boost. There's a couple local guys that have...