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778 HP New forged pro built 548 REDUCED $8500


Active member
Sep 7, 2006
millington IL
1963 Custom SWC
Over $13,000 invested. Must sell, No junk. Pro built, dyno tuned, no miles, just dyno time. Here is the info. This IS a street engine.
This has Dyno time only on it. Freshly Pro Built, Dyno Tuned 548 Big Block W/ Bowtie Standard deck Race block. 4.530 bore.(can go to 4.600) 4 bolt mains, Steel splayed caps, Fully ARP studded. O-ringed, Copper head gaskets. Set up to run a 300 shot of nitrous. Kieth Wilson ported 454R intake, port matched to heads, Chuck Nutten 1150 dominator. MSD HEI, Dart 308 Fully race ported heads. Crane Roller rockers, SS valves, Comp Cams Solid roller billet cam .722 lift, 276 int duration, .722 lift, 284 Ex dur, 110 LSA 108 ICL. Speed pro forged 10.25 to 1 pistons, Lunati Pro Mod Rods, BRC 4340 forged nitrated Crank, High volume oil pump, Moroso valve covers and 7 Qt oil pan. SFI Balancer, Steel flexplate, Dyno runs on 91 octane gas 778 HP @ 7000 rpm, 680 ft lbs @ 5000. Over 700 HP from 5500 to end of run @ 7200. Over 600 ft ls from 4300 to 6700. Built this to put in a 65 chevelle street rod and sold the car as a roller. Just imagine this with a 300 shot on it!


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