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Tech Question

Allen Taylor, Hobart, IN, 1967 plymouth fury III 413

I just rebuilt a 413 from a 64 Imperial and I've got it in my 67 Fury that's my daily driver to high school. Its just 0.030 overbored, 0.010 under on the crank, 284/ 284, Lift .484/ .484, Edelbrock carb on the factory intake and hipo late 60s upswept exhaust manifolds. I was wondering what your reccomendations would be, especially on the carb, intake, and heads. Everything is fresh, new valves, guides etc but everyone trash talks the heads and pretty much the motor in general. Everyone around here has 5.0s and V6 mustangs, so there's not much help. Thanks for any info.

Al, there's not really anything wrong with the shortblock, it's just kinda small - in fact, it's the smallest RB engine ever made. But so what - it's there, and it's OK. I agree, however, that the heads and manifold are pretty lousy. Any mid-'70s big block heads (i.e., 346 or 452 casting), will be good for a quick 30 or 40 HP and be unleaded-ready to boot. Match 'em up with a stock '70s intake manifold and you're good to go.

Your cam choice is a tad radical for such a heavy car - hopefully, you have at least a 3.55 cog and decent converter. If not, you might consider a downgrade to improve the low-end and midrange grunt.

All in all, it's a workable combo. The only drawback is all that mass, probably 4200 pounds, that you're lugging around. But, hey, you're in high school, and the Fury's back seat is couch-sized... ;->

Rick

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