11030663 Spacer Ring | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta spacer ring for the cooling system of TWD and TD series industrial and generator-set diesel engines. It sets and maintains correct axial spacing between mating cooling-system components so that assemblies are held at the intended working position. Supplied as an individual component with a net weight of 0.02 kg.

🚤 Compatibility

Typically suits:

• Volvo Penta TWD1240VE
• Volvo Penta TWD1643GE
• Volvo Penta TWD1652GE
• Volvo Penta TWD1653GE
• Volvo Penta TD164KAE
• Volvo Penta TWD1644-45GE
• Volvo Penta TWD1663GE
• Volvo Penta TWD1682-83GE
• Volvo Penta TWD1683GE-B
• Volvo Penta TWD1672-1673GE
• Volvo Penta TWD1744GE

• Engine Family: TWD, TD
• HP Range: Approximately 500-800 HP
• Year Range: Approximately 1990s - 2010s

⚙️ Key Features

• OEM Volvo Penta part number 11030663
• System group: Cooling System
• Net weight: 0.02 kg
• Fits TWD1240VE, TWD1600-series, TWD1700-series and TD164 industrial and generator-set diesel engines
• Supplied as a single spacer ring
• Engine type: Volvo Penta inline 6-cylinder 16-litre diesel

🔌 Function

The spacer ring establishes and preserves the correct gap and alignment between adjoining cooling-system parts during assembly. Maintaining this spacing keeps mating components correctly seated and loaded in service.

⚠️ Common Signs of Failure

• Visible wear, scoring or thinning that reduces the original spacing
• Distortion or cracking from over-torqued or repeatedly disturbed fasteners
• Corrosion or pitting from prolonged coolant exposure
• Coolant seepage or misalignment at the joint where the ring is fitted
• Looseness or movement in the assembly it is intended to space

🛠️ Service Notes

• Record what came out and from where before dismantling; spacers set endfloat, height or alignment, and the original arrangement is the starting point for the rebuild
• Measure rather than assume — a spacer that has been in service can be worn or bedded in, so check the assembly against the procedure in the workshop manual for your engine rather than trusting the old stack
• Clean the faces and remove any burr from the shaft, bore or seat; grit or a raised edge under a spacer throws out the very dimension it is there to control
• Fit the spacer the correct way round where its faces differ, with any chamfer or radius toward the mating component, and confirm it sits flat and square
• Recheck free movement and the specified clearance or preload after the spacer is in place, before the assembly is finally closed up

🔄 Supersession & Cross Reference

OEM / Related Numbers

• 11032164 - Related water pump
• 22331121 - Related water pump
• 11030662 - Related retaining ring
• 11030742 - Related spacer ring
• 11030743 - Related shaft
• 1675763 - Related bearing

📦 Condition

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