Engine Piston Set - 19mm Pin OEM 03C107065CJ OEM - Compatible with Audi VW 1.4TSI

19mm Piston & Piston Ring Kit - 03C107065CJ | For Audi A1 A3 S3 VW Golf Passat Jetta EA111 1.4 TSI CAXA Engine

OEM Part Numbers:
03C107065CJ, 03C107065AP, 03C107065BT, 03C195151A, 06A107411

Cross References:
Kolbenschmidt 40477600 Mahle Original 028 PI 00118 000 Nural 87-429900-00

Product Overview

Restore factory-grade compression and engine performance with this precision-engineered 19mm Piston & Piston Ring Kit, designed specifically for EA111 1.4 TSI petrol engines (CAXA, CAVD, CAXC).

Built to OEM dimensions, this kit ensures accurate fitment, proper sealing, and efficient combustion. Ideal for rebuilds, repairs, or preventative replacements in Audi, Volkswagen, SEAT, and Skoda 1.4 TSI applications.

Key Features

• Manufactured to exact OEM tolerances for a direct fit.
• High-strength aluminum alloy piston with anti-friction skirt coating.
• Low-friction piston rings provide excellent oil control and compression.
• Complete assembly for one cylinder: piston, rings, pin, and retaining clips.
• Standard bore (STD) fitment - no block machining required.
• Enhanced durability under turbocharged pressure and high RPM operation.
• Each piston balanced and inspected for consistent performance.

Technical Specifications

• Cylinder Bore: 76.51 mm
• Piston Clearance: 0.055 mm
• Compression Height: 28.97 mm
• Piston Protrusion: 2.00 mm
• Recess Depth 1: 4.57 mm
• Valve Pocket Depth 1: 4.00 mm
• Valve Pocket Depth 2: 1.30 mm
• Standard Size (STD): Yes
• Piston Pin Diameter: 19 mm
• Pin Length: 49.97 mm
• Bolt Length: 54 mm
• Bolt Head Diameter: 19 mm
• Weight: 0.40 kg

Piston Ring Dimensions:

• 1st Ring: 76.5 × 1.2 mm
• 2nd Ring: 76.5 × 1.2 mm
• Oil Ring: 76.5 × 1.9 mm

Compatibility

• Designed for EA111 1.4 TSI engines
• Engine Codes: CAXA, CAVD, CAXC
• Fuel Type: Petrol / Turbocharged
• Piston Pin Diameter: 19 mm

Audi Models:

• A1 (8X) 1.4 TSI
• A3 (8P / 8V) 1.4 TSI
• S3 (8V) 1.4 TSI

Volkswagen Models:

• Golf V / VI 1.4 TSI
• Passat B6 / B7 1.4 TSI
• Jetta V / VI 1.4 TSI
• Polo (6R / 6C) 1.4 TSI
• Tiguan 1.4 TSI

SEAT Models:

• Ibiza (6J / 6P) 1.4 TSI
• Leon (1P / 5F) 1.4 TSI

Skoda Models:

• Octavia (A5 / A7) 1.4 TSI
• Fabia (NJ / 5J) 1.4 TSI
• Superb (B6 / B7) 1.4 TSI

Cross Reference & OEM Equivalents

• 03C 107 065 CJ
• 03C 107 065 AP / BT
• 03C 195 151 A
• 06A107411 (Retaining Ring C19×1.5)
• Kolbenschmidt 40477600
• Mahle Original 028 PI 00118 000
• Nural 87-429900-00

Installation Notes

• Confirm piston pin diameter ( 19 mm) before purchase.
• Designed for standard bore blocks (76.51 mm) - not oversize.
• Professional fitting is strongly recommended.
• Replace all gaskets, clips, and seals during installation.
• Always lubricate the pin and rings before assembly.

Package Includes

• 1 × Piston Assembly (19mm Pin Type)
• 1 × Piston Ring Set (Compression + Oil Rings)
• 1 × Wrist Pin
• 2 × Retaining Clips

Fitment Summary

Compatible with Audi / VW / SEAT / Skoda 1.4 TSI EA111 Engines
OEM Replacement for 03C107065CJ / 03C195151A / 03C107065BT
Standard Bore: 76.51 mm | Piston Pin: 19 mm
Ideal for CAXA / CAVD / CAXC engine rebuilds

What's in the box
1 x Piston Set