Motor Conversion R52 (E39)

Special Crankshaft, Special Con Rods, Special Pistons,

Special Valves and Special Camshafts

SKU: 142 60 31 520 B-E39 Category:


Engine tuning by increasing displacement to 5.2 litres using a special billet crank-shaft, special con rods and an enlarged bore in combination with appropriate special pistons. Flow resistance of the intake and exhaust sections of the cylinder head is optimized. Four special sports camshafts are used to tune these sections according to displacement. Additionally, the engine management software (EMS) is optimized and newly tuned.

Additional information


BMW 540i [M62]

Tuning Program