Small Block & Big Block Chevy Specific Mouse & Rat Motor Discussion & Conversions

Options for my 468

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Old Jan 31, 2013 | 05:28 AM
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Bowtie972's Avatar
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Default Options for my 468

I have a 468 I've ran for a few years, my machinist est 475-490 HP. I'm lookin to take it to min 600, my goal is 650 HP range. Here's what's in it now
468
Stock crank and rods, hyperutectic pistons, approx 10:1
049 Oval port heads, fitted with 2.25" valves, no port work
Comp 292 Magnum cam, .550" lift.
Harland Sharp roller rockers
Summit Stage 2 intake , (similar to Perf RPM)
Holley 950 Ultra HP carb
MSD ignition.

I'd like to leave bottom end alone, stay around 6000 rpm, 6500 max. I've been told 049 heads can yield good power with work, plus they already have large valves in them. I'm figuring roller cam also, possibly Hyd roller. I doubt my intake will support these numbers so something like a Team G. And stick with my 950 carb. Lookin for some input & maybe a build list if someone has a similiar set up like I'm looking for. Thanks

Post edit: if it makes a difference this is in an off road only mud bogger, which will never see the street.

Last edited by Bowtie972; Jan 31, 2013 at 07:00 AM.
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