Whipple 3.4 Whats the difference between Gen 1 and 2?

[89slowgt331]

Hey guy's I am going to look at a whipple 3.4 for sale tomorrow, what is the difference between the Gen 1 and Gen 2? also how can I tell the difference by looking at it? Thanks

 

[89slowgt331]

anyone? I might buy it tomorrow, Thanks

 

[svtcobratenthan]

Look at the numbers on the band at the snout and the pulley. then check whipple web site.

 

[Jimmysidecarr]

Screw design?
Drive coupler?