Built for Boost. Engineered to Survive.
If you're planning on running serious boost through your BMW S63 or N63 engine, block sleeving is not optional--it's essential.
VAC Motorsports offers a world-class Cylinder Sleeve Service specifically designed to fix the well-known structural issues of these aluminum V8 engines. Our centrifugally cast ductile iron flanged sleeves reinforce the block, improve heat management, and create a bulletproof foundation for massive power gains.
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Why Sleeve Your S63 or N63 Engine at VAC?
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Improved Cooling Efficiency - Better heat transfer = safer, more consistent power
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Superior Block Strength - Eliminates wall cracking in high-boost, high-RPM conditions
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Increased Horsepower Potential - Safely increase bore size for more displacement
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Better Compression & Oil Control - More precise ring sealing and durability
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Boost-Ready Reliability - Ideal for street, drag, and track builds over 1,000HP
π§ What's Required:
Ship us a bare S63 or N63 engine block with main bearing caps, and our expert machinists handle the rest in-house.
VAC has been sleeving BMW V8 engines for over 15 years, with proven results in record-setting race cars and reliable daily-driven monsters alike.
π οΈ Optional Add-Ons:
Need help assembling the lower end, gapping rings, or final build consultation? Just ask.
VAC is a full-service BMW engine and machine shop--trusted by pro builders worldwide.
π Supported Vehicles:
BMW S63 Applications:
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G30 M5, F90 M5, G15 M8, F92 M8, F10 M5, F13 M6, X5M, X6M (F85, F86, G05, G06)
BMW N63 Applications:
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550i, 750i, 850i, X5, X6, X7 models with N63/N63TU/N63TU2 engines
π Ready to Build?
VAC Motorsports - Where Real Power Begins.
Made in the USA. Precision-Sleeved in Philadelphia.
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