21194396 Shim | Genuine Volvo Penta Part

🔧 Product Description

Genuine Volvo Penta 0.35 mm Injection-Pump Calibration Shim - Part Number: 21194396

Genuine Volvo Penta 0.35 mm calibration shim used beneath the fuel-injection pump on D2-50F engines. The shim is part of the graded timing-adjustment system and is selected from measured pump protrusion or installation height.

⚙️ Key Features

• Genuine Volvo Penta precision calibration shim

• Thickness: 0.35 mm

• Used for fuel-injection pump height and timing adjustment

• Different thickness from 0.25 mm shim 21194394

• Select only from the Volvo Penta workshop measurement

🔄 Supersession & Cross Reference

OEM Supersession Chain:

• 21194396 (current listed OEM reference)

OEM / Related Numbers:

• 21194394 - 0.25 mm calibration shim

• 3583764 / 3583765 / 3583766 - other graded shim references

• 3801361 - injection pump

• 3801337 / 3801531 - remanufactured injection-pump references

Aftermarket / Verified Equivalents:

• No aftermarket equivalent

🚤 Compatibility

Commonly used on:

• Volvo Penta D2 mechanical fuel-injection system

Typically suits:

• Engine models:

• D2-50F

• Serial / Specification Control: Pump type and engine product number must match; final thickness is determined by measurement.

• HP Range: 50 hp

• Engine Type: Volvo Penta D2 four-cylinder mechanically injected marine diesel

• Year Range: D2-50F production; product-number controlled

🔌 Function

Sets the injection-pump installed height so injection timing is correctly calibrated.

Common signs of failure:

• Incorrect injection timing after pump replacement

• Hard starting or excessive smoke

• Reduced power or harsh combustion noise

• Shim fretting, distortion or corrosion

• Measured pump height outside specification

📦 Condition

• Genuine Volvo Penta part

• Brand new

• Supplied in original or equivalent packaging