• 6603878 Lock Washer | Genuine Volvo Penta Part
1 1

6603878 Lock Washer | Genuine Volvo Penta Part

6603878 Lock Washer | Genuine Volvo Penta Part

$30.60 AUD
$30.60 AUD
Sale Sold out
Shipping calculated at checkout.

Available from Volvo Penta international

Typically reaches our store in 10–14 business days

Availability checked daily with Volvo Penta

✓ Authorised Volvo Penta Dealer · Genuine Volvo Penta parts · Ships Australia-wide

🔧 Product Description

Genuine Volvo Penta lock washer from the Clutch group, weighing 0.037 kg and listed for 71 applications across TWD, TID, TD, D and TAD series engines. It is part of the same clutch assembly as fork 6603857 and plate 6603881.

🚤 Compatibility

  • Engine Family: TWD, TID, TD, D, TAD

Full model list at the end of this description.

⚙️ Key Features

  • 0.037 kg
  • 71 applications across five engine series
  • Part of the clutch assembly with fork 6603857 and plate 6603881

🔌 Function

Locks a clutch fastener so it cannot back off under vibration and load reversal.

⚠️ Common Signs of Failure

  • Fastener found loose or backed off
  • Locking tabs cracked, broken or already bent flat twice
  • Clutch adjustment drifting in service
  • Washer corroded or distorted
  • Rattling traced to a loose clutch fastener

🛠️ Service Notes

  • Lock washers are single-use, so fit a new one whenever the fastener is disturbed
  • Bend the tabs firmly against the flats after the fastener is torqued

📦 Condition

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

🔎 Full Model Compatibility

Typically suits:

  • Volvo Penta TD61A, TD61ACE, TD61AG, TD61AGP, TD61AP, TD61APB, TD61AW
  • Volvo Penta TD70G, TD70B, TD70G-83, TD70GG, TD70GG-83, TD70GPP, TD70GPP-83
  • Volvo Penta TD71A, TD71ACE, TD71AG, TD71AGP, TD71AP, TD71APB, TD71AW
  • Volvo Penta TD60D-83, TD60A, TD60B, TD60D, TD60G, TD60DG-83
  • Volvo Penta TID71A, TID71AG, TID71AGP, TID71AP, TID71APB
  • Volvo Penta D70B, D70B K, D70B PP
  • Volvo Penta TID70G, TID70GG, TID70GPP
  • Volvo Penta TWD610P, TWD610PB, TWD610V
  • Volvo Penta TWD710P, TWD710PB, TWD710V
  • Volvo Penta D45BPP, D45A
  • Volvo Penta TAD730P, TAD730V
  • Volvo Penta TD610M, TD610V
  • Volvo Penta TD630ME, TD630VE
  • Volvo Penta TD730ME, TD730VE
  • Volvo Penta TID60DG, TID60D
  • Volvo Penta TID61AG, TID61AGP
  • Volvo Penta TWD630ME, TWD630VE
  • Volvo Penta D42A
  • Volvo Penta TD30A
  • Volvo Penta TD31ACE
  • Volvo Penta TD40A
  • Volvo Penta TD45B
  • Volvo Penta TD520VE
  • Volvo Penta TD640VE
  • Volvo Penta TD720VE PP
  • Volvo Penta TWD730ME
  • Volvo Penta TWD731VE
  • Volvo Penta TWD740VE

Shipping & Delivery

Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.

Returns & Warranty

14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in new, unused condition for a refund or exchange. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.

Not sure this fits?

Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.

View full details