08-04-2008, 04:55 PM #1
- Join Date
- Nov 2006
Can someoene measure the exhaust outlet on their GPR??
I need the diameter of the cutout in the hull.
08-04-2008, 07:28 PM #2
08-04-2008, 07:57 PM #3
I always wanted an adjustable block off plate on the outlet. Think of how easy you could fine tune the back pressure for top end rpm's .
08-04-2008, 08:04 PM #4
08-04-2008, 08:16 PM #5
This sounds like a great idea..Has anyone thought of this before??? What results could we see????
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