This offer/listing is for One (1) Glow Plug Rail of all Four(4) Used Glow Plug Rail, Un-Tested and Un-cracked, but one appears to not have it's heating element! Bosch/Mercedes-Benz OM621 Diesel Electrical Glow Candles/Plug Assembly in great Original Condition and without any noticeable wear (but please view all photos carefully) and now some of these parts are obsolete, discontinued and now hard to find! Will Fit or Replace Many Ponton and Fin-Type and/or /8 180Dc, 190DC, 200D and/or 220D etc Model Vehicles that uses the OM621 1900cc Diesel Engine. Related part #s are Mercedes ref# 000-159-61-01, 621-159-00-99 and 621-159-01-99. This could be just the item you car needs to save expensive and delayed repairs! Sold "As- Is" and tested good and sold Without Any Warranty! This is a Non-Returnable Item so Please study photos VERY Carefully, check with club or dealership specs and your measurements as you will be receiving this exact part in photos! Photos at the end are the OM621 Diesel engine that this came from! Also Please ask any questions and double check/compare your actual needed part# to our listing prior to buying. All Used parts are subject to some possible deterioration, oxidation and shelf-ware from age and long term storage. For this reason we can offer NO Warranty on Used and New Old Stock Parts! By the way in case it matters the engine came out of a a car with Automatic Transmission and Air/Conditioning. A Flywheel should bolt up to the crank after removing the current A/T Flex-Plate that's included! Many of the parts taken off engine in the last photo with be listed later this week and next!