Engine overhaul kit for Volvo Penta TAMD31D AD31XD 876970 22389354

This product replaces the following manufacturer’s part nr:

• Volvo Penta: 876970, 876864
• SLP: ERK-970
• Poseidon Marine order number: PM876970

Assembly time: 4 days.

The references that are listed here are trademarks that apply to the respective trademark owners. The references are used only for a reference purpose. Our product is compatible with these reference numbers. Please note that our product is an aftermarket product (non-OEM), unless otherwise stated.

• What is the tightening sequence and torque for the cylinder head on Volvo Penta AD31D, AD31XD, TAMD31D, and TMD31D?

  
  
  Tighten the cylinder head bolts in stages of 30Nm (22 lbf.ft.), 60Nm (44 lbf.ft.), and 100Nm (73 lbf.ft.). In the end, tighten the bolts by 90 degrees. All stages must follow the sequence of the picture.

• When should the cylinder head bolts 838775 be replaced on Volvo Penta AD31D, AD31XD, TAMD31D, and TMD31D?

  The cylinder head bolts should be replaced when there are signs of elongation, or it cannot be specified if it is already elongated, by checking the inchwaist inch of the bolt. In order to replace all the cylinder head bolts 838775, 19pcs are required. Poseidon Marine offers Recmar® Head bolt for Volvo Penta D30 D40 D31 D41 D300 838775.
  
  https://www.poseidonmarine.eu/products/recmar-head-bolt-volvo-penta-d30-d40-d31-d41-d300-838775

• Is there an overhaul kit for the cylinder head for Volvo Penta AD31D, AD31XD, TAMD31D, and TMD31D?

  Poseidon Marine offers a cylinder head repair kit that includes inlet valves 838637 and exhaust valves 838638, valve guides 3582561, valve seats 860035 & 858331, and more parts necessary to renew your cylinder head.

Cylinder Head Rebuild Kit Volvo Penta AD31D TAMD31D TAMD31L-A TAMD31P-A 877710

• What is the tightening torque for vital joints on a Volvo Penta AD31D, AD31XD, TAMD31D, and TMD31D?

  The tightening torque for vital joints, where it is not specified otherwise, is: 6Nm for M5 bolts, 10Nm for M6 bolts, 25Nm for M8 bolts, 50Nm for M10 bolts, 80Nm for M12 bolts, and 140Nm for M14 bolts.

• What is the piston ring profile and its part number on Volvo Penta AD31D, AD31XD, TAMD31D, and TMD31D? How to install them properly?

  Each piston has two compression rings and one oil ring. The upper compression ring (A) has a keystone shape and is molybdenum-coated. The second compression ring (B) is chrome-coated. Lastly, the oil scrapper ring (C) should be installed with the opening of the expander on the opposite side of the gap in the oil ring. These piston rings’ reference is 275350.

• Is it possible to supply oversize bearings for the “Engine overhaul kit for Volvo Penta TAMD31D AD31XD 876970 22389354”?

  Yes, Poseidon Marine keeps in stock a few series of repair bearings 0.25mm. 876512 is the big-end bearing reference, 876516 is the main bearing reference, and 876520 is the thrust bearing reference. Upon request, we can provide oversize bearings with this overhaul kit.

Motorüberholungssatz für Volvo Penta TAMD31D AD31XD 876970 22389354

Dieses Produkt ersetzt die folgenden Herstellerteilenummern:

• Volvo Penta: 876970, 876864
• SLP: ERK-970
• Poseidon Marine Bestellnummer: PM876970

Montagezeit: 4 Tage.

Die hier aufgeführten Referenzen sind Marken der jeweiligen Markeninhaber. Sie dienen lediglich Referenzzwecken. Unser Produkt ist mit diesen Referenznummern kompatibel. Bitte beachten Sie, dass es sich bei unserem Produkt, sofern nicht anders angegeben, um ein Aftermarket-Produkt (kein Originalteil) handelt.