BMW S65 4.7L Stroker Kit by 5150 AutoSport

BMW S65 Stroker Kit by 5150 AutoSport Bigger displacement, more torque and more power; Our 5150 AutoSport 4.5 - 4.6L - 4.7L Stroker Kits are specifically designed for BMW S65 Engines.  Benefits of Stroking an Engine: - Higher displacement offers greater power output and torque from increased cylinder volume and improved air-fuel mixture combustion- Longer crankshaft stroke increases connecting rod leverage for increased torque output at lower RPMs- Improved throttle response- Increased horsepower Kit Contents: - 5150 AutoSport 4340 Billet Steel Crankshaft      - Professionally turned, polished, and coated with anti-wear coating      - Fully balanced- SP Components Connecting Rods (Rated for 1,000HP, 8500 RPM)         - Optional Upgrade to Carrillo Connecting Rods (Rated for 1,600HP, 9500 RPM)- CP-Carrillo Forged Pistons      - CP-Carrillo Piston Wrist Pins       - CP-Carrillo Piston Rings       - CP-Carrillo Piston Wire Locks      - Skirt Coating- 5150 AutoSport Xtreme Duty Cylinder Sleeve Set (Optional) Note: pistons come pre-coated with anti-friction skirt coating, compatible with Alusil bores. 5150's 4.7L S65 stroker kits offer varying displacements, from 4500 cc to 4700 cc, depending on the selected bore size: 92 mm bore size results in a displacement 4500 cc93* mm bore size results in a displacement of 4600 cc94* mm results in the maximum displacement of 4700 cc*Require block to be professionally sleeved Don't see the piston combination you're looking for? Have more questions? Contact our engine build advisors to discuss your next build. BMW S65 Applications: 3 Series 2007-2011     E90     M32007-2013     E92     M32010-2011     E92     M3 GTS2008-2013     E93     M3