Mandated GM intake manifolds include a raised runner-type PN 10051103 (six-bolt type) or Vortec design PNs 12366573, 12496820, 12496821, 12496822, and 12499371 (four-bolt type).

The 4.2-liter Vortec came and went with the GMT360 platform encompassing the 2002 to 2009 model years. While GM-designed, the engine's popularity earned it a place in other manufacturers' lineups.

Inline Fever: GM Introduces Two New Inline Truck EnginesFollowing the lead of the successful Vortec inline-six engine that powers Chevrolet's TrailBlazer, General Motors has developed two ...

The lawsuit over the 5.3-liter Vortec V8 was limited to engines from 2010 to 2014, with that last year marking the introduction of the Vortec's replacement, the 5.3-liter EcoTec3 V8.

Chevrolet introduced the 5.3-liter Vortec 5300 as part of its third-generation SBC in 1999 and continued its use through 2007, where it overlapped with the Gen IV version for a few model years.

GM’s Vortec 8100 Engine: The 454’s Forgotten Big Brother. From the archives: See how Raylar Engineering turned Chevy’s Rat/LS combo motor into a viable performance candidate.

Tens of thousands of Chevrolet and GMC SUVs and trucks powered by the GM’s 5.3-liter Vortec LC9 engine might suffer from problems, including engine stalling and premature breakdowns. A class ...

General Motors is giving the 2018 Chevrolet Express and 2018 GMC Savana full-size vans a new and modern base engine and transmission.

Vortec Small Block 350 Chevy Engine Build - Budget Sledgehammer. Steve Dulcich Writer Johnny Hunkins Photographer Nov 01, 2006. See 1 Photo. There are many different ways to build an engine, and ...

It’s back to the future, GM style. The automaker’s first inline six-cylinder engine since 1985 is bound for production next year, with 270 horsepower and 275 pounds-feet of torque.The Vortec ...

The lawsuit over the 5.3-liter Vortec V8 was limited to engines from 2010 to 2014, with that last year marking the introduction of the Vortec's replacement, the 5.3-liter EcoTec3 V8.