I have a 1998 Z71 silverodo with a freash rebiuld on the motor,will it hurt performce or fuel milage if i do away with the cadliconveter?

I have a 1998 Z71 silverodo with a freash rebiuld on the motor,will it hurt performce or fuel milage if i do away with the cadliconveter? 2 Answers

putting a 1998 z71 engine into a 1995 z71, will the 1998 engine wire harness plug up 16 Answers

I have a 1998 wrecked z71 and I am putting this in my sons 1995 z71. I know there is some differences in wiring. will the 1998 harness plug directly up or will I have to modify it

right now i have a 2 3/4 i.o and 2 3/4 o.d on my muffler if i go with a 3 in what will that do for me? quiter or louder and any thing on mpg? 7 Answers

thinkin bout doin dual tail pipes on my truck what does that do for my mpg and sound for my 97 chevy 1500?

first year of EFI. don't have to get it inspected anymore and was thinking about putting headers on it with a dual exhaust. Will I have to make changes to the EFI inorder for it to run correctly? If so what? thanks 5 Answers

I have an 1988 chevy silverado with a 350, first year of EFI. I don't have to get it inspected anymore and was thinking about putting headers on it with a dual exhaust. Will I have to make changes t...

Can I tell what type of motor is in a 1988 Cheyenne pick up from the name plate on the firewall. I know it's a big block but have to find out if it's a two bolt main or a four bolt . 1 Answer

The plate numbers are 0093907-881093273- Ck30903--zy1