These are the self locking copper exhaust nuts to hold on the heat exchangers securely without backing off. very nice built in washer for a secure mating surface. special copper nuts are sold each. 12mm head 8mm hole.
Known as: washer 8.4 / washer for ground strap 20 x 8.4 x 2 / washer a 8.4 / washer b 8.4 / washer a 6.4 / washer m 8.4 / washer a8.4
Known as: washer 8.4 exhaust manifold 80 mm / washer a 8.4 for ground strap / washer a 8.4 x 16 x 1.6 / washer 8.4 x 16 x 1.6 / washer 8.4 heat shield see group 8/01/05 / washer a 8.4 f 92gs8 61000>> / washer a 8.4 for terminal clamp b + generator / washer a 8.4 x 17 x 1.6
This is the copper sealing ring between the heat exchanger and the head for all of the above captioned models. make sure you carefully remove the old seals first and do not use a chisel! seat the heat exchanger and torque the nuts in a "z" pattern. you may also want to replace the exhaust nuts. replace the studs only as necessary.
Known as: sealing ring
Along with your wiper motor and wiper blades, being able to clean your windshield while in motion is a very important ability. If your washer pump has failed, replace it with a factory-fresh unit.
Known as: washer a 8,4 / washer / washer b 8,4 / washer a 8,4 f >> 030 5100 f >> 035 4000 f >> 045 8100 / washer b 8,4 din 9021-st verz. / washer 8,4 / washer a 8,4 x 25 x 2