more power
5

Asked by Andrew Oct 21, 2009 at 05:51 PM about the 1991 Chevrolet C/K 1500

Question type: Car Customization

hey so i have 1991 short box with a 4.3 fourwheel drive 5 speed the motor is completly stock right now do you have any ideas for fairly cheap engine mods ?

2 Answers
55

Kyle answered 14 years ago

yeah, drop a 6.6 duramax LLY and an allison and you should be good to go.

Mark helpful
5

Randy answered 13 years ago

change the rotary bug and cap, plugs and wires, throttle body spacer and somthin i always did was turn the breather cap upside down.

Mark helpful

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