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Old 12-18-2003, 03:46 PM
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Default 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.
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Old 12-18-2003, 09:51 PM
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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.
Last edited by Back4More; 12-18-2003 at 10:03 PM.
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Old 12-18-2003, 10:40 PM
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That's some help B4M , Thanks.
Anybody know lift @50 and centerlines??
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Old 12-19-2003, 01:46 PM
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I thinkith you meen duration @.050.Lift @.050 would be.050 times rocker ratio!
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Old 12-19-2003, 02:41 PM
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Oops, yeah , glad somebody knows what I mean. Now all I need is an answer
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