Standard Piston Kit (74mm) for Buick, Chevrolet, and MG 15E4E 1.5L — Part Number 12650501
The Buick/MG 15E4E 1.5L (LFV) engine features a 74 mm bore, an 86.6 mm stroke, and a compression ratio of 10.0:1, and is specifically designed for high-efficiency turbocharged applications. This 1.5-liter four-cylinder engine—which is also part of General Motors’ SGE family—utilizes direct injection technology; its high-performance variant delivers up to 135 kW (181 hp) of power and 285 N·m of torque.
Description
Piston Assembly Key Specifications (1.5L 15E4E / LFV):
Engine Code: 15E4E (or LFV variant)
Engine Type: 1.5L Inline-4 Turbocharged Gasoline Engine (Direct Injection)
Bore: 74 mm (2.91 in)
Stroke: 86.6 mm (3.41 in)
Compression Ratio: 10.0:1
Piston Material: ZL109 Aluminum Alloy
Applicable Models: Buick LaCrosse, Envision, Verano; MG HS, MG 5, MG 6














