861974 Screw | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta screw from the Engine group, weighing 0.029 kg and listed for 14 applications across the D and MD series. Screw 861964 in this listing carries the same 14-application fitment and a published weight of 0.016 kg, so the two are separate parts and must be ordered by number.

🚤 Compatibility

Typically suits:

• Volvo Penta D1-13
• Volvo Penta D1-13B
• Volvo Penta D1-13F
• Volvo Penta D1-20
• Volvo Penta D1-20B
• Volvo Penta D1-20F
• Volvo Penta MD2010
• Volvo Penta MD2010B
• Volvo Penta MD2010-C
• Volvo Penta MD2010-D
• Volvo Penta MD2020
• Volvo Penta MD2020B
• Volvo Penta MD2020-C
• Volvo Penta MD2020-D

• Engine Family: D, MD
• HP Range: 13-20 HP

⚙️ Key Features

• 0.029 kg
• 14 applications across the D and MD series
• A second Engine group screw, 861964, shares the same fitment - order by number

🔌 Function

Clamps the joint it serves, holding the mating faces together at a controlled preload.

⚠️ Common Signs of Failure

• Fastener found loose, with fretting or a bright witness ring on the joint face
• Thread stretched, stripped or picked up
• Drive recess or head flats worn
• Corrosion in the thread making the screw stiff to turn

🛠️ Service Notes

• Tighten to the workshop manual's figure and renew any screw that has been overstretched
• Clean the female thread out before assembly rather than driving swarf ahead of the screw

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging