In the CLYMER Commando manual , theres a ' tooning ' section .
The Pipes there are labled 1 3/4 bore ( 1 7/8 in. O.D. ) - plug in .
The Mega drawn I used , stock inter headers for primaries , secondary 2x X section area . Then the humungous Rev Con Mega . On the street .
Didnt seem to help the 2S Combat Cam , but the stock cam it pulled from idle to 7.000 . As quick as a excess 11 - fully wrung ( on a 4-1 ) .
on tall gearing .
Avealookat the Alex Jorgenson stuff here.
The Japanese response to ' styling ' , was to add more .