M20 2.5L Mahle Piston Set Locks also make head assembly

Locks also make head assembly simpler than with thrust springs

Please choose early or late model depending on the year that your engine block was manufactured

New valve cover studs

Your core head and camshaft will be put through our inspection and testing processes and if they pass

Set of 12 OE BMW rocker arm eccentrics for M30 engines

M20 2.5L Mahle Piston Set Locks also make head assemblyMahle 84. 5mm (oversize) piston set with 8. 8: 1 compression. This is a stock replacement for the M20B25 engine. Piston sets include piston rings, wrist pins, and wrist pin clips. These are the same pistons we use in house for our stock M20B25 engine builds and SpecE30 engine builds.