1677349 Volvo VHD D12 3.00 mm Valve Adjusting Shim
1300 05 021
Summary
This 3.00 mm valve adjusting shim is designed for Volvo VHD D12 engines. Engineered with high-strength components to ensure precise valve clearance in heavy commercial vehicle diesel engines. Essential for maintaining optimal engine timing and performance. Equivalent to OE Volvo 1677349.
| EAN Code | 8699031053400 |
|---|
Ready to Order
Compatible OEM Codes
-
VOLVO
- 1677349
Description
What does a valve adjusting shim do?
This valve adjusting shim functions as a precision-ground spacer within the engine valve train, specifically designed to maintain the exact valve clearance required for optimal combustion. By providing a measured thickness between the rocker arm or cam follower and the valve, it ensures that the valve seats fully and correctly during every cycle, preventing compression loss and protecting the valve seating face.Compatible vehicles and engines
This specific 3.00 mm shim is compatible with Volvo VHD D12 engines used in heavy commercial vehicles. It serves as a reliable replacement for worn or improperly sized shims to restore engine efficiency. The part is engineered to withstand the continuous impact loading characteristic of heavy-duty diesel engine operation.Installation and maintenance
For proper installation, technicians should ensure that the shim is clean and free of debris before assembly. It is vital to verify that the thickness matches the manufacturer's specification for the specific engine code to prevent side loading or premature wear of the valve train components.Troubleshooting and selection
If you observe increased engine noise or a drop in power, it may indicate that valve clearances have drifted due to incorrect shim thickness or material deformation. Always consult your authorized distributor to confirm compatibility before installation.OE cross-reference
1300 05 021 (Valve Adjusting Shim Engine Valve) is the equivalent of the Volvo OE number. This part directly replaces Volvo OE number 1677349.Other OEMs
VOLVO
- 1677349
Related Products
Grouped Products
Used In
Compatible Vehicles
| Brand | Model | Model Type | Engine |
|---|---|---|---|
| RENAULT TRUCKS | Magnum | DXi12 | |
| VOLVO | |||
| VOLVO | FH12 | D12C | |
| VOLVO | FH12 | D12D | |
| VOLVO | FH16 | D16C | |
| VOLVO | FM10 | D10A | |
| VOLVO | FM12 | D12C | |
| VOLVO | FM12 | D12D | |
| VOLVO | NH12 | D12C | |
| VOLVO | VHD | D12 | |
| VOLVO | VNL | D12 |
FAQ
What is the purpose of a valve adjusting shim?
A valve adjusting shim is a precision-ground spacer used to bring valve clearance in heavy commercial vehicle diesel engines back to the manufacturer's specified tolerance.
Which engines is this 3.00 mm shim compatible with?
This specific thickness is designed for Volvo VHD engines equipped with the D12 engine series.
How can I know if my shims need replacement?
Symptoms such as increased engine noise, loss of compression, or decreased power can indicate that the valve clearances are out of spec due to worn shims.
Why is thickness precision important for shims?
Precise thickness is critical to ensure the valves seat fully on every cycle; incorrect sizing can lead to side loading and damage to the valve seating face.
What are the OE reference numbers of this part?
1300 05 021 directly replaces Volvo OE number 1677349.