Nason

Rebuilding the engine bottom end

Pistons and ring sets, piston and pin sets, engine bearings, thrust washer sets, conrods, crankshafts, cylinder sleeves, liners and harmonic balancers are listed in this collection. Many pistons are offered in standard and oversize options, so confirm the size you need as well as the engine code before ordering.

Cylinder heads, valves and valvetrain

Assembled cylinder head kits, head bolt sets, valves, shims, lifters or lash adjusters, and rocker arms are included. These are matched by engine code and often by position or variant, so compare the full title against what you are replacing.

Timing, belts and gears

Timing chain kits, chain guides, timing belt kits, belt tensioners and idlers, camshaft and crankshaft gears and timing covers are listed by engine. Chain and belt formats differ, so check which your engine uses along with its valve configuration.

Gaskets, seals and ancillaries

Head gaskets, manifold and exhaust gaskets, oil seals, oil pump gears, water pumps, thermostats, radiator caps and universal hose bends, engine mounts and similar parts also appear, along with diesel pre-combustion chambers, transmission filter service kits, core plugs and sleeve driver tools. As with everything here, compare the part number and engine details before ordering.