Heads, Camshafts and Parts

BMW 2.0L 4 Cylinder M41 / M47 / M47N / M47N2 Head Stud Kit Custom Made Cylinder Head Stud and Nut Kit for BMW 2.0L 4 Cylinder M41 / M47 / M47N / M47N2 These studs exceed 160,000psi yield These are a upgrade to prevent head lift in high boost...

BMW Performance Valve Springs - M57 M57N M57N2 engines Performance Valve Spring Kit for BMW 6 Cylinder Diesel Engines 30% more valve seat pressure than stock BMW springs Prevents valve float on high boost applications Designed for use with stock and...

BMW Head Bolt Set for B57 / N57 / N57N / N57S / N57Z - 11128513130 These bolts are OEM replacement and the price is for a set of 14 Bolts This Kit Consists of the following: 14 x Cylinder head bolt - 11...

BMW Head Bolt Set for B47 / B47B / B47D / N47 / N47N / N47S / N47S1 - 11128513128 These bolts are OEM replacement and the price is for a set of 10 Bolts This Kit Consists of the following: 10 x Cylinder...

BMW M57N2 Engine Head Bolts - 11127798532 These bolts are OEM replacement and the price is for a set of 14 Bolts This Kit Consists of the following: 14 x Cylinder head bolt M12x1.5 (L=217) - 11 12 7 792...

BMW Head Bolt Set for M51 / M57 / M57N - 11129067790 These bolts are OEM replacement and the price is for a set of 14 Bolts PLEASE NOTE: You Will Require a TX - E 16 Socket to Fit These Bolts This Kit...

Piston Machining Service for BMW Diesel Pistons Darkside Developments are able to custom machine your pistons to allow for higher lift cams and lowered compression. Lowered compression is vital if you are running significant amounts of Nitrous. For daily...