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Forum: Speed - RC Nitro Boats

10-10-2011, 04:41 PM

Replies: 16

OPS .67 nitro marine engines help

Views: 8,910

Posted By g8tkeypur

RE: OPS .67 nitro marine engines help

Red Max 50=60% nitro if you are racing an OPS 21-80. Make sure you get MARINE fuel,car or plane fuel will make your rod disintegrate for sure. I'm everything OPSI love them for the money.

Forum: Speed - RC Nitro Boats

01-04-2010, 10:28 PM

Replies: 4

Rossi 65 ABC engine help.

Views: 2,195

Posted By g8tkeypur

RE: Rossi 65 ABC engine help.

The disc may be broken or worn. That is the part the crank attaches to.The disc may also be loose. There should only be .001 clearence between the disc and back plate. The carb, I would adjust the...

Forum: Speed - RC Nitro Boats

01-04-2010, 10:16 PM

Replies: 3

OPS 45 motor or parts???

Views: 1,632

Posted By g8tkeypur

RE: OPS 45 motor or parts???

I have a brand new in the box OPS45. If interested email me [email protected]</p>

Forum: Speed - RC Nitro Boats

09-29-2009, 02:41 PM

Replies: 0

picco .45

Views: 573

Posted By g8tkeypur

picco .45

need a piston and sleeve for the old picco. I just got back in after 15 years and need to know what pipe length should be with a Mac muffled pipe. Boat flew at 9 3/4 length Picco pipe. Any help?

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