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The Chevrolet 90° V6 family of V6 engines began in 1978 with the Chevrolet 200 cu in (3.3 L) as the base engine for the all new 1978 Chevrolet Malibu. The original engine family was phased out in early 2014, with its final use as the 4.3 L (262 cu in) V6 engine used in Chevrolet and GMC trucks and vans.
Vortec is a trademarked name for a line of gasoline engines for General Motors trucks. The name first appeared in an advertisement for the 1985 model year 4.3 L V6 that used "vortex technology" to create a vortex inside the combustion chamber, creating a better air / fuel atomization. [1]
Dubbed EcoTec3, the 4.3 L (260 cu in) is a Generation V small block V6 truck engine. It gets its displacement from bore and stroke of 99.6 mm × 92 mm (3.921 in × 3.622 in) with a compression ratio of 11.0 to 1. Firing order is 1-6-5-4-3-2. This engine replaces the unrelated 4.3L V6 whose lineage dates back to 1978. LV3. Applications:
Information about GM's 4.3L V6 Vortec LU3 engine used in the Chevy Express and GMC Savana vans, including specs, applications, and more.
29 Ιαν 2021 · The Chevrolet/GMC 4.3L V6, which first appeared in 1985, became the backbone of the automaker's small truck and SUV lines, and it would continue to evolve for the next three decades as engine controls and designs became increasingly sophisticated.
24 Φεβ 2024 · While it's not the most famous engine Chevrolet ever made, the 4.3L V6 powered several of its best cars for 30 years and continues to be an influence today.
Find information about GM's V6 engine - the 4.3L V6 EcoTec3 LV3 - including detailed info and specifications, vehicle applications, and more.
