W-BodyTech

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So far W-BodyTech has created 19 blog entries.
9 04, 2025

Unlock Your GM 3100/3400’s True Potential: LS Valve Springs

2025-04-09T10:49:56-04:0004/09/2025|Engine Mods|0 Comments

Are you looking to squeeze more power and reliability out of your GM 3100 or 3400 V6 engine? One of the simplest and most rewarding modifications you can make is upgrading your valve springs to LS-style springs. At WBodyTech, we’ve detailed exactly what you’ll need, how to do it, and why this upgrade is a game-changer for your build. Why Upgrade to LS Valve Springs? Factory [...]

19 03, 2025

GM 3100 vs 3400 V6 Cylinder Head Detailed Comparison (Casting 12580234)

2025-03-19T17:23:44-04:0003/19/2025|Engine Technology & Innovation|0 Comments

The GM 3100 and 3400 V6 engines, widely used across various General Motors vehicles, share similarities but also have distinct differences, especially in their cylinder heads, despite using the same casting number 12580234. This detailed comparison aims to clearly explain these differences and similarities for better understanding and informed choices, particularly when considering performance upgrades or engine rebuilds. Spec / Feature 3100 V6 (LG8) 3400 V6 (LA1) [...]

14 03, 2025

History of GM’s 3.6L V6 Engines

2025-03-13T13:32:55-04:0003/14/2025|Engine Technology & Innovation|0 Comments

The General Motors (GM) 3.6L V6 engine is a cornerstone of GM's High Feature V6 (HFV6) family, renowned for its performance, reliability, and versatility. Since its introduction in 2004, this engine series has consistently evolved to deliver higher performance, increased efficiency, and greater reliability. Popular Modifications and Aftermarket Support Enthusiasts appreciate the 3.6L V6 engines for their robust aftermarket support. Popular modifications [...]

11 03, 2025

Why GM’s 60° V6 Engines Deserve More Respect

2025-03-11T16:48:23-04:0003/11/2025|Engine Technology & Innovation|0 Comments

In the world of GM performance, the 90° 3800 V6 often overshadows the smaller yet highly capable 60° V6 engine family. However, those who've explored the potential of the 60-degree platform—including engines like the LF3—understand its impressive capabilities. Here's why GM's 60° V6 deserves recognition and may even shift your perspective on engine swaps. Natural Balance and Compact Design One significant advantage of GM's [...]

22 02, 2025

History of the 3.4 L LQ1 V6

2025-02-22T17:49:26-04:0002/22/2025|Engine Technology & Innovation|0 Comments

Development and Design The 3.4 L LQ1 V6 is a unique chapter in General Motors’ 60° V6 legacy. Developed for GM’s first-generation W-body cars in the early 1990s, the LQ1 was GM’s first and only 24-valve, dual overhead cam (DOHC) V6. Its design was a bold attempt to marry the performance potential of a multi-valve engine with the packaging of GM’s existing pushrod V6 blocks. [...]

21 02, 2025

Pontiac’s 1988 Grand Prix Concept: The “Grand Illusion” That Pushed Boundaries

2025-02-22T00:37:30-04:0002/21/2025|Visionary Prototypes|0 Comments

When Pontiac unveiled its 1988 Grand Prix concept—aptly nicknamed the “Grand Illusion”—it set a bold tone for the brand’s future on General Motors’ newly introduced W-body platform. GM had high hopes for the W-body, which served as the foundation for mid-size, front-wheel-drive coupes and sedans across several divisions, including Buick, Oldsmobile, and Pontiac. But with this concept Grand Prix, Pontiac aimed to demonstrate just how far the [...]

20 02, 2025

History of the HUD in Pontiac Cars

2025-02-20T17:57:28-04:0002/20/2025|Auto Memorabilia|0 Comments

The Head-Up Display (HUD), as seen in the advertisement, was an advanced feature in the early 1990s, adopted from aviation technology, where jet fighters used HUD systems to project critical flight data onto the windshield, allowing pilots to keep their eyes on the sky. This technology was implemented in some automobiles to improve driver safety by keeping important driving information within the driver's line of sight. Key [...]

19 02, 2025

Turbocharged 2008 Buick LaCrosse Super: A Bold Spin on a Rare W-Body V8

2025-02-21T21:49:13-04:0002/19/2025|Community Rides|0 Comments

When you think of a 2008 Buick LaCrosse, you might picture a refined yet understated sedan—comfortable for daily commutes, with styling that appeals to a more traditional driver. But take that same LaCrosse, add the high-powered “Super” trim with its 5.3L V8, and then fit it with a turbocharger, and you’ve got a whole new conversation. That’s exactly what one dedicated enthusiast has done, as showcased in [...]

17 02, 2025

My Latest Find: A 1995 Grand Prix Special Edition

2025-02-21T21:51:07-04:0002/17/2025|Grand Prix Special Edition|0 Comments

Some of the best car deals seem to pop up when you least expect them. This morning, I was lying in bed, not feeling particularly motivated to do anything. But as any car enthusiast knows, even on a slow day, there’s always time to check Facebook Marketplace. I figured I’d scroll through and see what was new. I wasn’t expecting much—maybe a few overpriced listings or cars [...]

12 02, 2025

Embracing the W-Body Legacy: My Admiration for the 1988–1996 Pontiac Grand Prix

2025-02-20T15:12:56-04:0002/12/2025|WBodyTech Blog|0 Comments

The GM W-Body platform has always stood out for its diverse range of models, trims, and performance levels. Enthusiasts often champion everything from sleek coupes to practical sedans under this iconic umbrella. Yet, for me, there’s one W-Body that truly captures the essence of this era: the 1988–1996 Pontiac Grand Prix. A Lasting First Impression Design cues from the late 80s and [...]

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