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TOPRAN TOPRAN 121 121 Crankcase Ventilation Valve 121121

TOPRAN 121 121 Crankcase Ventilation Valve

Compatible with VW GOLF III (1H1) , VW VENTO (1H2) , VW GOLF III Variant (1H5) Show more info
Ensures proper crankcase ventilation to prevent pressure buildup and oil leaks. Direct fit for your vehicle.
0.83 EUR
inc. VAT 21%
In stock 20
Delivery 1 day (23.03.2026)
PN 121121
Make TOPRAN

This TOPRAN crankcase ventilation valve is designed to maintain optimal pressure within your engine's crankcase. Proper ventilation is crucial for preventing the buildup of harmful gases and moisture, which can lead to oil leaks and reduced engine performance. Engineered as a direct replacement, this valve ensures seamless integration with your vehicle's existing system. It helps to filter blow-by gases before they are recirculated into the intake, contributing to cleaner emissions and a healthier engine. By replacing a faulty or clogged ventilation valve, you can restore proper engine function, improve fuel efficiency, and extend the life of your engine components. Trust TOPRAN for reliable and durable engine management parts.

  • Direct replacement for original equipment
  • Ensures proper crankcase pressure regulation
  • Prevents oil leaks and sludge formation
  • Helps reduce emissions
  • Durable construction for long service life
  • Restores optimal engine performance
  • Easy installation
Installation side
Engine block
Installation side
Side suspension
Installation side
from the cylinder block to the oil separator
Gasket design
Flexible gasket
Material
NBR (Nitrile Butadiene Rubber)
Color
black
Outer diameter [mm]
68
Inner diameter [mm]
+60
Thickness [mm]
4
  • VW
    • GOLF III (1H1)
      • 1.6 (55kW/75PS)
      • 1.4 (44kW/60PS)
    • VENTO (1H2)
      • 1.6 (55kW/75PS)
    • GOLF III Variant (1H5)
      • 1.4 (44kW/60PS)
    • POLO III (6N1)
      • 75 1.6 (55kW/75PS)
      • 60 1.4 (44kW/60PS)
      • 100 1.4 16V (74kW/100PS)
      • 50 1.0 (37kW/50PS)
      • 120 1.6 16V GTI (88kW/120PS)
    • POLO III CLASSIC (6V2)
      • 75 1.6 (55kW/75PS)
      • 60 1.4 (44kW/60PS)
      • 54 1.4 (40kW/54PS)
    • GOLF IV (1J1)
      • 1.4 16V (55kW/75PS)
      • 1.6 16V (77kW/105PS)
      • 1.6 FSI (81kW/110PS)
    • LUPO I (6X1, 6E1)
      • 1.0 (37kW/50PS)
      • 1.4 16V (55kW/75PS)
      • 1.4 16V (74kW/100PS)
      • 1.6 GTI (92kW/125PS)
      • 1.4 FSI (77kW/105PS)
      • 1.4 (44kW/60PS)
    • BORA I (1J2)
      • 1.4 16V (55kW/75PS)
      • 1.6 16V (77kW/105PS)
      • 1.6 FSI (81kW/110PS)
    • GOLF IV Variant (1J5)
      • 1.4 16V (55kW/75PS)
      • 1.6 16V (77kW/105PS)
      • 1.6 FSI (81kW/110PS)
    • POLO V (6R1, 6C1)
      • 1.4 BiFuel (60kW/82PS)
      • 1.4 (6R1) (63kW/85PS)
    • POLO (6N2)
      • 1.4 16V (55kW/75PS)
      • 1.6 16V GTI (92kW/125PS)
      • 1.0 (37kW/50PS)
      • 1.4 16V (74kW/101PS)
      • 1.4 (44kW/60PS)
      • 1.4 (40kW/54PS)
    • BORA Variant (1J6)
      • 1.6 16V (77kW/105PS)
      • 1.6 FSI (81kW/110PS)
      • 1.4 16V (55kW/75PS)
    • POLO IV (9N_, 9A_)
      • 1.4 16V (55kW/75PS)
      • 1.4 16V (74kW/101PS)
      • 1.4 16V (59kW/80PS)
    • NEW BEETLE (9C1, 1C1)
      • 1.4 (55kW/75PS)
    • NEW BEETLE Kabriolets (1Y7)
      • 1.4 (55kW/75PS)
    • GOLF V (1K1)
      • 1.4 16V (55kW/75PS)
      • 1.4 16V (59kW/80PS)
    • POLO IV Sedans (9A4, 9A2, 9N2, 9A6)
      • 1.4 (55kW/75PS)
      • 1.4 (74kW/101PS)
    • CADDY III Lielas ietilpības automobilis (2KB, 2KJ, 2CB, 2CJ)
      • 1.4 (55kW/75PS)
      • 1.4 (59kW/80PS)
    • CADDY III Furgons/minivens (2KA, 2KH, 2CA, 2CH)
      • 1.4 (55kW/75PS)
      • 1.4 (59kW/80PS)
    • GOLF PLUS V (5M1, 521)
      • 1.4 16V (55kW/75PS)
      • 1.4 16V (59kW/80PS)
    • CADDY II Lielas ietilpības automobilis (9K9B)
      • 1.4 (44kW/60PS)
      • 1.4 16V (55kW/75PS)
      • 1.6 (55kW/75PS)
    • FOX Hečbeka virsbūve (5Z1, 5Z3, 5Z4)
      • 1.4 (55kW/75PS)
    • GOLF V Variant (1K5)
      • 1.4 (59kW/80PS)
    • GOLF VI (5K1)
      • 1.4 (59kW/80PS)
    • GOLF VI Variant (AJ5)
      • 1.4 (59kW/80PS)
  • SEAT
    • IBIZA II (6K1)
      • 1.6 i (55kW/75PS)
      • 1.4 i (44kW/60PS)
      • 1.4 i 16V (74kW/101PS)
      • 1.0 i (37kW/50PS)
      • 1.4 16V (55kW/75PS)
      • 1.4 (40kW/54PS)
    • CORDOBA (6K1, 6K2)
      • 1.4 i (44kW/60PS)
      • 1.6 i (55kW/75PS)
      • 1.4 i 16V (74kW/101PS)
      • 1.0 i (37kW/50PS)
      • 1.4 16V (55kW/75PS)
      • 1.4 (40kW/54PS)
    • INCA (6K9)
      • 1.4 i (44kW/60PS)
      • 1.4 16V (55kW/75PS)
      • 1.6 i (55kW/75PS)
    • AROSA (6H1)
      • 1.0 (37kW/50PS)
      • 1.4 (44kW/60PS)
      • 1.4 16V (74kW/100PS)
    • LEON (1M1)
      • 1.4 16V (55kW/75PS)
      • 1.6 16 V (77kW/105PS)
    • TOLEDO II (1M2)
      • 1.4 16V (55kW/75PS)
      • 1.6 16V (77kW/105PS)
    • IBIZA III (6L1)
      • 1.4 16V (74kW/100PS)
      • 1.4 16V (55kW/75PS)
      • 1.6 (74kW/101PS)
    • CORDOBA (6L2)
      • 1.4 16V (55kW/75PS)
      • 1.4 16V (74kW/100PS)
      • 1.6 (74kW/101PS)
      • 1.4 16V (63kW/86PS)
    • ALTEA (5P1)
      • 1.4 16V (63kW/86PS)
    • LEON (1P1)
      • 1.4 16V (63kW/86PS)
    • IBIZA IV (6J5, 6P1)
      • 1.4 (63kW/85PS)
    • ALTEA XL (5P5, 5P8)
      • 1.4 16V (63kW/86PS)
    • TOLEDO III (5P2)
      • 1.4 16V (63kW/86PS)
  • SKODA
    • FELICIA I (6U1)
      • 1.6 (55kW/75PS)
    • OCTAVIA II Combi (1Z5)
      • 1.4 (55kW/75PS)
      • 1.4 (59kW/80PS)
    • OCTAVIA I (1U2)
      • 1.6 (55kW/75PS)
      • 1.4 16V (55kW/75PS)
    • FELICIA I Pick-up (6UF, 6U7)
      • 1.6 (55kW/75PS)
    • FELICIA II Universālis (6U5)
      • 1.6 (55kW/75PS)
    • OCTAVIA I Combi (1U5)
      • 1.6 (55kW/75PS)
      • 1.4 16V (55kW/75PS)
    • FABIA I (6Y2)
      • 1.4 16V (74kW/100PS)
      • 1.4 16V (55kW/75PS)
    • FABIA I Combi (6Y5)
      • 1.4 16V (55kW/75PS)
      • 1.4 16V (74kW/100PS)
      • 1.4 16V (59kW/80PS)
    • FABIA I Sedans (6Y3)
      • 1.4 16V (55kW/75PS)
      • 1.4 16V (74kW/100PS)
      • 1.4 16V (59kW/80PS)
    • OCTAVIA II (1Z3)
      • 1.4 (55kW/75PS)
      • 1.4 (59kW/80PS)
    • ROOMSTER (5J7)
      • 1.4 (63kW/86PS)
    • FABIA II (542)
      • 1.4 (63kW/86PS)
    • FABIA II Combi (545)
      • 1.4 (63kW/86PS)
      • 1.4 LPG (63kW/86PS) BXW,CGGB
    • ROOMSTER Praktik (5J)
      • 1.4 (63kW/86PS)
  • AUDI
    • A2 (8Z0)
      • 1.4 (55kW/75PS)
      • 1.6 FSI (81kW/110PS)
AUDI
N 906 175 01
SEAT
N 906 175 01
SKODA
N 906 175 01
VW
N 906 175 01
VAG
N 906 175 01
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