Forum: Gear & Maintenance
2 Weeks Ago
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Replies: 0
Views: 107
Borg Warner 'Velvet Drive' Transmission
My boat has a Borg Warner 'Velvet Drive' transmission. The prop shaft rotates slowly with the transmission in neutral. A modest amount of torque is noted when the rotation is stopped by hand. What...
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Forum: Gear & Maintenance
08-02-2007
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Replies: 1
Views: 505
1976 Irwin 37 cc with exhaust issues.
My Perkins 4-108 engine manifold is on the port side. The anti-syphon loop is dry andcrosses over the transmission to starboard, befor water cooling is supplied on the downflow to the perolating...
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Forum: Irwin
08-02-2007
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Replies: 5
Views: 1,841
1967 Irwin 37 cc with exhaust problem
:o Essman,
Regarding your last 2 note (4 & 5), It sounds reasonable that the original depth sounder transducer was mounted in the location of the 2" capped through hull. Their was abandoned...
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Forum: Irwin
07-12-2007
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Replies: 5
Views: 1,841
Thanks Essman for your info.
I agree with...
Thanks Essman for your info.
I agree with your comments/concern about exhaust backpressure as a result of discharging 2' below the water line. I just can't imagine why a 2 inch dia. thru-hull ...
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Forum: Irwin
07-06-2007
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Replies: 5
Views: 1,841
1967 Irwin 37 cc with exhaust problem
My boat has a Perkins 4-108 engine with manifold on the port side. The exhaust leaves the manifold and crosses to starboard via an anti-syphon loop over the transmission, raw water is injected on...
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