1542871 Spacer Sleeve | Genuine Volvo Penta Part

🔧 Product Description

This is a genuine Volvo Penta spacer sleeve from the cooling system group, used to set and maintain correct spacing at a cooling system mounting or fastening point. It is a small precision component weighing approximately 45 grams that ensures assembled parts are held at the intended standoff distance and clamping length. It supersedes the earlier part numbers 184437 and 844281.

🚤 Compatibility

• Engine Family: MD, TMD, TD, TWD, TID, D, TAMD, TAD
• Year Range: Approximately 1960s-1990s
• Serial Range: MO132135/XXXX-

Full model list at the end of this description.

⚙️ Key Features

• OEM Volvo Penta part number 1542871
• System group: Cooling System
• Net weight approximately 0.045 kg (45 g)
• Supersedes previous part numbers 184437 and 844281
• Fits MD100, TD100, TD120, TMD100, TMD120, TAMD102, TAMD103, TAMD121, TAMD122, TID100 and TWD1010/1030 series engines
• Engine type: Volvo Penta inline 6-cylinder marine or industrial diesel

🔌 Function

The spacer sleeve maintains a fixed distance between mating components in the cooling system assembly, allowing fasteners to be tightened to specification without crushing or distorting the parts they secure. It also provides a defined bearing surface for the fastener load path.

⚠️ Common Signs of Failure

• Loose or rattling cooling system components caused by a crushed or collapsed sleeve
• Coolant seepage or weeping at a joint where clamping length has been lost
• Visible corrosion, pitting or deformation of the sleeve body
• Fasteners that will not hold torque or repeatedly work loose
• Misalignment or chafing of adjacent hoses, brackets or pipework

🛠️ Service Notes

• A spacer sleeve sets a fixed length in the joint — never leave one out, shorten one, or substitute a stack of washers, or the clamping load and alignment will both be wrong
• Check that the sleeve is square and fully seated in its counterbore or recess before any fastener is tightened
• Discard a sleeve that is crushed, bell-mouthed, scored or corroded; a shortened sleeve lets the joint be over-clamped and the component distorted
• On sleeves in an oil circuit, make sure the bore is clear and that any seal running on the sleeve has a clean, unscored surface to work against
• Tighten the joint to the figure in the workshop manual for your engine, with the sleeve taking the clamping load rather than the component it protects

🔄 Supersession & Cross Reference

OEM Supersession Chain

• 1542871 → Supersedes 184437

OEM / Related Numbers

• 844281 related reference
• 1542870 related roller bearing
• 181538 related ball bearing
• 1660609 related ball bearing
• 1676432 related sealing ring
• 1698603 related impeller
• 914462 related snap ring
• 951969 related spring pin

Other-Brand OEM Numbers

• VOE1542871

Aftermarket / Verified Equivalents

• SLP: DH-871
• SLP: SR-871 old reference
• VolvoKits: VL-DH-871
• Marine Parts Finland: DH-871
• Heavy-duty aftermarket: 844281

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

• Volvo Penta TD100AHC, TD100ARC, TD100G-85, TD100A, TD100AG, TD100CHC, TD100G, TD100GG, TD100GGP, TD100HP, TD100HPB, TD100GG-85, TD100GP, TD100GP-85, TD100CRC
• Volvo Penta TID100KG, TID100KGP, TID100K, TID100K-87, TID100KGP-87, TID100KP, TID100KP-87, TID100KPB-87
• Volvo Penta TAMD122A, TAMD122A/C, TAMD122D, TAMD122P-A, TAMD122P-B, TAMD122P-C
• Volvo Penta TD120GG, TD120AHC, TD120ARC, TD120BHC, TD120BRC
• Volvo Penta D100A, D100BHC, D100BRC, D100B
• Volvo Penta MD100A, MD100B, MD100B-CC
• Volvo Penta TAD120AHC, TAD120BHC, TAD120CHC
• Volvo Penta TAD1030V, TAD1030VE
• Volvo Penta TAMD102A, TAMD102D
• Volvo Penta TAMD120A, TAMD120B
• Volvo Penta TD121CHC, TD121CRC
• Volvo Penta TMD100A, TMD100C
• Volvo Penta TMD120A, TMD120B
• Volvo Penta MD120A
• Volvo Penta TAD121CHC
• Volvo Penta TAMD103A
• Volvo Penta TAMD121D
• Volvo Penta TD1010G
• Volvo Penta TD1030VE
• Volvo Penta TMD102A
• Volvo Penta TMD121C
• Volvo Penta TMD122A
• Volvo Penta TWD1010G
• Volvo Penta TWD1030ME
• Volvo Penta TWD1031VE