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9.75 @ 137 mph




really? at 2650lbs should be way faster then that. do the heads really flow only [Email]230cfm@.700[/Email] ?



Yeah, there really isn't a lot of work in them. The chambers were opened up and the ports cleaned up really well. No CNC program or anything like that but my head porters bench is a little stingy too.

"Follow me the wise man said, but he walked behind"


'92 D250 Club Cab CTD, 47RH conversion, pump tweaks, injectors, rear disc and hydroboost conversion.
'74 W200 Crew Cab 360, NV4500, D44, D60 and NP205 divorced transfer case. Rear disc and hydroboost conversion.
2019 1500 Long Horn Crew Cab 4WD, 5.7 Hemi.