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!!!!!!!!!!! 810HP NA !!!!!!!!!! XSR does it again!!!!!!!
This is Gregg Herberts high rpm, screaming 427" Monster! It has XSR ported Vic Sr's, 15:1 compression, custom cam with .800"+ lift, ProSystem carbs., and a XSR modified sheetmetal intake.
810hp @ 8,000rpms
ALL MOTOR!!!!!
610lb/ft tq @ 6,000
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UPDATE on DR car
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***NEWS FLASH*** Chad & Corey just qualified 3rd, at the Orlando Street Nationals. The first time out, with the new set-up. They ran a 7.76 @186. Great job guys!!!!
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Randy's 427 on the dyno This is Randy's 427" monster. It has a Dart block, 4.125" bore w/ a 4" stroke Scat lightweight crank, Probe rods and pistons that yeilds a 14.7:1 compression ratio. The motor also has a custom cam from Jay Allen/Camshaft Innovations, that works killer with the XSR ported Canfield heads and XSR ported Super Victor intake. The combination has managed 731hp @ 7,000rpms, with a foot smashing 610lb/ft of tq @ 5,500rpms.
Awesome Job Randy!!!
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Need help planning, or building your newest project? Email, or call XSR today!!
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