VAC Motorsports’ S65 4.4-litre Stroker Kit for original block/bore S65 engines.

VAC’s stroker kits provide the S65’s renowned linear nature with increased, low-rpm power and instant torque throughout its revolution range. It takes stroke from 75.2mm to 82.7mm, with the highest grade components available today.

This kit gives a capacity of 4398cc and is available in a wide range of compression ratios to suit forced induction, pump fuel and race fuel.

Kit includes crankshaft, connecting rods and pistons (including rings, pins and clips). Heavy duty gudgeon pins and piston coatings available by request.