M120.98 Gas Engine Rebuilt W129 W140

Mercedes OEM Remanufactured M120.98 Gas Engine. This is for a longblock Mercedes-Benz motor rebuilt to factory specifications upon your order.

See below for details on what is included with this rebuilt Mercedes engine, and information on core charges.

INTERCHANGE
Engines: 120.981, 120.983, 120.980, 120.982
Chassis: W129 W140
Years: 1992 – 2002
Models: SL600, S600

CORE CHARGES
We suggest supplying your original Mercedes engine to rebuild if possible, and a core deposit of $2200 may be required. If you are unable to supply a core, please contact us and we may be able to supply a core engine for you.
If certain parts of your Mercedes engine are not viable then there will be additional core charges as follows:
Long Block: $900
Cylinder Head: $800
Crankshaft: $400
Oil Pan: $400

What's Included
NEW MB PARTS:
Pistons And Rings
Rod & Main Bearings
Rod Bushings
Engine Oil Pump
Timing Chain
Chain Guides
Rod Bushings
Crank Seals
Intake Valves
Exhaust Valves
Valve Guides
Valve Springs
Rocker Arms & Lifters
Camshaft: New Or Reground
Chain Tensioner
Head Bolts
Water Pump (V8 Applications Only)
Complete Gasket Set

REPLACE AS NEEDED OR NEW:
Timing Gears, Flywheel Ring Gear, Misc. Studs & Hardware

MACHINED TO EXACT FACTORY SPECS:
BLOCK
Bore & Hone Cylinders
Surface Block Deck
Align Hone If Necessary
Connecting Rods Rebuilt
Grind Crankshaft
Surface Flywheel
Balance Crankshaft Assembly
CYLINDER HEAD
Resurface
Pressure Test
Install New Valve Guides & Hone To Spec
Cut Seats & Lap Valves

THOROUGH INSPECTION CLEANING AND DETAILING:
Finish Paint Block And Oil Pan To Factory Colors
Plated Hardware Where Applicable
Tap And Repair All Threads
Meticulous Assembly


LONGBLOCK ASSEMBLIES DO NOT INCLUDE:
Manifolds, Fuel Injection (Except As Noted), Engine Management, Electricals, Starter, A/C, P/S, Clutch Assembly, Or Any Other Components Not Directly Contained Within The Engine.