We have taken one of BMW's most brilliant engines and made it even better with our VAC 4.4L Stroker kit for the S65B40 engine.
VAC Motorsports has been a high performance engine specialist for 60 years, leading the BMW engine industry from just about the time we started working solely with this great brand over 20 years ago. Between these years of experience and our top of the line equipment, we are able to build you an engine with the utmost performance in mind. We do everything in house, right here in Philadelphia USA and have engineered the ultimate S65 solution that address all quality and performance requirements in these high tech engines.
Our "Variant 1" of the VAC Motorsports Stroker Kit is meant to be used in the standard Alusil block to achieve a 4.4L displacement short block.
Variant 1 with VAC premium choice components includes the following:
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