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mopower

12-18-2003 03:46 PM

540 Bulldogs

OK you tech nuts, any of you happen to have Merc 540" Bulldog cam specs in your shirt pocket?? I'm trying to iron out some engine issues from last summer.

Back4More

12-18-2003 09:51 PM

The HP465 and the Bulldog share the same Crane Hyd. cam....Mercury PN:485-816709 CAMSHAFT
Book shows .560/.580 lift with 300*/310*durations....1/2 turn valve lash.

mopower

12-18-2003 10:40 PM

That's some help B4M , Thanks.
Anybody know lift @50 and centerlines??

HARRISONMIRAGE

12-19-2003 01:46 PM

I thinkith you meen duration @.050.Lift @.050 would be.050 times rocker ratio!

mopower

12-19-2003 02:41 PM

Oops, yeah , glad somebody knows what I mean. Now all I need is an answer:(

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