M50/M50tu/M52/S50/S52 Engine Kits

3 & 5 Series ‘92 >

3200 Sport - 275 HP

ItemPriceCore Deposit
Head, Sport/Rally Surface Turbulence/6% Flow Inc$2,795$1,000
Cams, uses Stock M3Call if you need help sourcing them
Optional: Cams, Int 262° & Exh 250°$1,300$600
Head Gasket, improved water flow$140
Head Bolt Set$60
Pistons, Rally 87mm Forged Alusil Hard Anodized 12.0:1$1,500
Rings, 87mm Moly Rings$240
RodsUse your stock rods
Rod Bolt Set$75
Rod Bearing, Coated Tri-Metal$270
Optional: Rod Bearing Set, STD$150
Main Bearing Set, 360° Thrust & Oiling Groove$315
Machine Lock Tangs in Main Bearing Caps, for above set You send us your Main Bearing Caps$175
Top End Gasket Set$100
Bottom End Gasket$150
Motorsport Front and Rear Crank Seal $80
Crankshaft 89.6mm Stroke$1,250

3200 Rally - 280 to 305 HP

ItemPriceCore Deposit
Head, Rally Surface Turbulence/6% Flow Increase$2,795$1,000
Cam Pair, Int 262° & Exh 250°$1,600$600
Head Gasket, improved water flow$140
Head Bolt Set$60
Pistons, Rally 87mm Forged Alusil, Hard Anodized 12.0:1$1,500
Rings, 87mm Moly Rings$240
Rods, Rally 138mm “H” Beam 525 grams$1,290
Rod Bearing Set, Coated Tri-Metal$270
Main Bearing Set, 360° Thrust & Oiling Groove$250
Machine Lock Tangs in Main Bearing Caps for above set
You send us your Main Bearing Caps
$175
Top End Gasket Set$100
Bottom End Gasket$150
Motorsport Front and Rear Crank Seal $80
Crankshaft 89.6mm Stroke$1,250

3300 Rally - 295 to 315 HP

ItemPriceCore Deposit
Head, Rally Surface Turbulence/6% Flow Increase$2,795$1,000
Cam Pair, Int 262° & Exh 250°$1,300$600
Head Gasket, improved water flow$140
Head Bolt Set$60
Pistons, Rally 87mm Forged Alusil, Hard Anodized 12.0:1$1,500
Rings, 87mm Moly Rings$240
Rods, Rally 139mm “H” Beam 495 grams$1,290
Rod Bearing Set, Coated Tri-Metal$270
Main Bearing Set, 360° Thrust & Oiling Groove$250
Machine Lock Tangs in Main Bearing Caps for above set, You send us your Main Bearing Caps$175
Top End Gasket Set$100
Bottom End Gasket$150
Motorsport Front and Rear Crank Seal $80
Crankshaft, 93mm Stroke with custom Timing Chain Sprocket$2,700