The engine overhauling includes all those components that have contributed to consolidate Mec-Diesel brand and its reputation in the Aftermarket sector. ​
Our catalogue offers high quality solutions for a wide range of applications, from passenger cars to LCVs and HDVs.

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​Our main products are:​

pistons, cylinder sleeves, bearings, piston rings, repair set of piston-sleeve, thrust washers, conrod bushes, cylinder liner shims, crankshafts, connecting rods, bolts and connecting rod nuts, crankcases and overhaul kits.​

LEMA can offer high-performance parts thanks to its long experience and the most modern technological solutions. Hoses and filler caps represent some of the main products in Lema range. Its fuel tank caps grant a perfect hermetic sealing over time and benefits for safety and environment protection.​

Lema selects high-quality raw materials for its spare parts. The hoses can be manufactured in rubber, silicone and PVC in order to match the design choices of the main manufacturers. ​

Cylinder heads and valve train components cover over 3500 references of Mec-Diesel catalogue. They represent complex components of the endothermic engine but essential for its performance.​

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Our main products are:​

camshafts, engine valves, rocker arms, tappets, cylinder head bolts, head cover, nozzles, rocker brackets, pushrods, cylinder heads and camshaft bushes.​

The gaskets represent a fundamental element in the regular operation of the engine as they guarantee a hermetic function of combustion gases, refrigerant and oil. ​

Mec-Diesel and Lema’s catalogues include a wide range of gaskets suitable for several applications from passenger cars and LCVs to HDVs and agricultural vehicles.​

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Our main products are:​

overhaul gasket sets, grinding sets, complementary sets, head gaskets, oil sump gaskets, engine oil seals, head cover gaskets, intake and exhaust manifold gaskets and chemical product.​

Universal joints are fundamental components that transmit motion from the gearbox, through the transmission shaft, to the rear differential. The system is supported by the propeller shaft supports usually anchored to the chassis, tasked with stabilizing the vibrations and rotation of the shaft itself. ​

Thanks to the technical know-how we can offer a wide range of items suitable for LCVs and HDVs.