Tags

upgrades

305 TBI Header (?)s

I have an 1989 GMC Sierra 2WD with the 305 TBI (not Vortec). It's a SCLB. I bought the truck from some guy who was going to strip it for parts for another truck but he ran into some interchangeability issues and changed his mind before he even got into it. Anyway the engine threw a rod on me...
- 89Sierra305
- Thread
- Feb 7, 2024
- 305 header upgrades
- Replies: 34
- Forum: Exhaust
NP241 Strength?

I have a np241 out of an 89 GMC. I'm wondering how strong it is for what abuse I'm going to use it for. The truck has a 350 that I plan on putting a cam, heads, headers, and intake on, so I'm hoping for around 350-400 crank horsepower or maybe even more. I know I'm going to have to build the...
- CrystaledJazz
- Thread
- Apr 13, 2022
- 350 700r4 breaking things horsepower np241 strength transfer case upgrades
- Replies: 3
- Forum: Transmissions
GMT400 Upgrades Buyers Guide

I have a 1994 Chevy Cheyenne C1500 with a 4.3L V6 engine. I bought the truck for about $1100 a few years ago. Since then I have over $10,000 in receipts fixing up, servicing, and restoring this truck. And I have over 60 videos on my YouTube channel of the truck. Here's the playlist. After all...
- 1994chevycheyenne
- Thread
- Jan 6, 2022
- gmt 400 gmt400 gmt400 upgrades upgrades
- Replies: 18
- Forum: The Garage
New guy from California

Hey everybody, New to the forum and new to Chevy trucks. That's on account of blue ovals and we weren't allowed to swear in the house or in front of the women. (secretly I always liked the 1990 454SS) However due to a seriously good deal I got a 2000 C3500 5.7 single cab, single rears...
- Racer X
- Thread
- Sep 24, 2020
- c3500 possible ls swap upgrades
- Replies: 29
- Forum: Introduction