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305 to 350. will ecm need to be reprogrammed?

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305 to 350. will ecm need to be reprogrammed?

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Old

12-29-2005, 08:49 AM

#1

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Location: mocksville nc

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Car: '68 corvette '73 Corvette

Engine: 427 454

Transmission: TH400

305 to 350. will ecm need to be reprogrammed?

86 305 with stock carbed setup. plain 350. no performance upgrades.

thanks

hoogabooga is offline

Old

12-29-2005, 11:25 AM

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Car: 82 Berlinetta/57 Bel Air

Engine: LS1/LQ4

Transmission: 4L60E/4L80E

Axle/Gears: 12B-3.73/9"-3.89

Mine didn't.

five7kid is offline

Old

12-29-2005, 11:42 AM

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Car: '68 corvette '73 Corvette

Engine: 427 454

Transmission: TH400

thank ya sir. thats what i wanted to here.

hoogabooga is offline

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