mercruiser 454 450hp?
#12
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Join Date: Dec 2002
Location: Lawrenceburg, IND
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Re: mercruiser 454 450hp?
that would be great! I know these engines where part of the hi-performance series.They also where painted that hi-performance blue.
#13
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Re: mercruiser 454 450hp?
hp 450 specs------Gen V block
8.8 Comp ratio
cam= hyd roller .576/.598 lift, 284/292 duration
timing=18*base/38* total
wot range 4800-5200rpms
Dart single plane intake
holley 800cfm carb-- jetting pri/port-81, pri/starb-75, sec/port-89, sec/ starb-93, 6.5 front PV, no PV in rear.
This is all according to what is listed in my merc manual. Its pretty much an hp500 with a 454 block.
8.8 Comp ratio
cam= hyd roller .576/.598 lift, 284/292 duration
timing=18*base/38* total
wot range 4800-5200rpms
Dart single plane intake
holley 800cfm carb-- jetting pri/port-81, pri/starb-75, sec/port-89, sec/ starb-93, 6.5 front PV, no PV in rear.
This is all according to what is listed in my merc manual. Its pretty much an hp500 with a 454 block.