Piston kit for Volvo Penta MD1 MD2 MD3 replaces STD 875551 O/S 875579
High-quality marine engine spare parts.
Piston kit suitable for the following Volvo Penta Diesel engines:
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MD1B, MD2B, MD3B, AQD2B,
Choose between STD (875551) and OVERSIZE (875579)
Piston kit for Volvo Penta MD1 MD2 MD3 replaces STD 875551 O/S 875579
This product replaces the following manufacturer's part nr:
- Volvo Penta: 875551 STD size
- Volvo Penta: 875579 + 0.030" 0.762mm Oversize
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.
Workshop manual for Volvo Penta MD1B, MD2B, and MD3B For further technical details, you may download this workshop manual.
Frequently Asked Questions about Volvo Penta MD1B, MD2B, and MD3B:
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What is the tightening sequence and torque for the cylinder head on Volvo Penta MD1B, MD2B, and MD3B?
Tighten the cylinder head nuts as follows:
Number 1 to Number 4: 110 Nm (11.0 kpm) (80 lbf.ft.)
Number 5 & Number 6: 45 Nm (4.5 kpm) (33 lbf.ft.)
For further technical details, you may download the workshop manual. -
What is the tightening torque for the big-end bearings (rod bearings) on Volvo Penta MD1B, MD2B, and MD3B?
The tightening torque for the rod bearings (reference 875491) is 65 Nm (6.5 kpm) (47 lbf.ft.)
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What is the piston clearance in the cylinder of Volvo Penta MD1B, MD2B, and MD3B?
The piston clearance in the cylinder is 0.10–0.14 mm (0.004–0.006”).
If the clearance is larger, an oversize piston with nominal size 89.54 mm (3.525”) is required (reference 875579).
