Originally Posted by mjb929rr I’ll be honest our new sl has the 575 and it is barely adequate in Pueblo, altitude 5k feet but density altitude is 8-10k in the summer. Originally Posted by mjb929rr The old sl450 we ran a 16x13.9. 4-4300 rpms all the time with a medium crew. Our new sl we are able to run the 16x17. Usually 35-3600 rpms Having a prop pitch of 17 deg on the new SL has gotta be holding you back, no? Even with the 575 engine. (I'm assuming you use it for surfing primarily, rather than skiing/boarding.)
2021 Mojo, 6.2L Raptor 400/1.76, Acme 3407 15.5x13, G6, Flow3, +6500 lbs ballast 2005 Mobius LSV (sold) Windermere Lake, B.C., 2800' Elevation 2021 Mojo Mods
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