PN 3981 EAN 087295139813

NGK 3981 Spark Plug

12.96 EUR inc. VAT 21%
In stock 11
Delivery: 1 day (28.10.2026)
Compatible with: ALFA ROMEO GTV (116_), ALFA ROMEO ALFETTA GT (116_), RENAULT SUPER 5 (B/C40_) +22 Show more info →
Wrench size
20,8 mm
Thread size
M14 x 1,25
Thread length [mm]
19
Ignition spark plug
Detachable SAE connection · Iridium central electrode · 1-mass electrode · with fault protection, 5 kOhm · with a flat sealing surface
All specifications (9) →
NGK 3981 Spark Plug. A high-quality ignition component designed for reliable engine performance.
Old codes: 21076
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Description

This NGK 3981 Spark Plug is engineered to deliver consistent and powerful ignition for your vehicle's engine. Crafted with precision and utilizing advanced materials, this spark plug ensures optimal combustion, contributing to improved fuel efficiency and smoother engine operation. NGK is a trusted name in ignition technology, and the 3981 model upholds their reputation for durability and performance. It is designed to meet or exceed original equipment standards, providing a dependable replacement part for your vehicle. Ensure your engine receives the spark it needs for peak performance with the NGK 3981 Spark Plug.

  • NGK 3981 Spark Plug
  • Reliable ignition component
  • Promotes optimal combustion
  • Contributes to fuel efficiency
  • Durable construction
  • Designed for consistent performance
  • High-quality materials

Specification

Wrench size
20,8 mm
Thread size
M14 x 1,25
Thread length [mm]
19
Ignition spark plug
Detachable SAE connection
Ignition spark plug
Iridium central electrode
Ignition spark plug
1-mass electrode
Ignition spark plug
with fault protection, 5 kOhm
Ignition spark plug
with a flat sealing surface
Gap between electrodes [mm]
"1"

Compatibility 11 brands · 25 models

ALFA ROMEO3 models
  • GTV (116_) 2.0 (116.36 E) (94kW/128PS) · 2.0 (11636) (96kW/131PS)
  • ALFETTA GT (116_) 2.0 (11610) (89kW/121PS)
  • ALFASUD (901_) 1.2 (901.D5) (44kW/60PS)
RENAULT5 models
  • SUPER 5 (B/C40_) 1.4 Turbo (C405) (88kW/120PS)
  • 11 (B/C37_) 1.4 Turbo (B/C375) (77kW/105PS) · 1.4 Turbo (B/C375) (85kW/115PS)
  • 9 (L42_) 1.4 Turbo (L425) (77kW/105PS) · 1.4 Turbo (85kW/116PS)
  • 17 1.6 Gordini (79kW/108PS)
  • 12 (117_) 1.6 Gordini (1173) (83kW/113PS)
PORSCHE6 models
  • 911 3.0 SC Carrera (138kW/188PS) · 3.0 SC Carrera (147kW/200PS) · 3.0 SC (150kW/204PS) · 3.2 (160kW/218PS) · 3.2 SC Carrera (170kW/231PS) · 3.2 SC Carrera (152kW/207PS)
  • 911 Targa 3.0 SC Carrera (138kW/188PS) · 3.0 SC Carrera (147kW/200PS)
  • 911 Kabriolets 3.0 SC (150kW/204PS) · 3.2 SC Carrera (152kW/207PS) · 3.2 Carrera Speedster (160kW/218PS) · 3.2 SC Carrera (170kW/231PS) · 3.2 Carrera Speedster (170kW/231PS)
  • 959 2.8 (330kW/450PS)
  • 356 Coupe A 1500 GS Carrera (73kW/100PS)
  • 356 Cabriolet/Speedster A 1500 GS Carrera (73kW/99PS)
JAGUAR1 models
  • XJ (XJ40, XJ81) 6 2.9 (108kW/147PS) · 6 2.9 (117kW/159PS) · 6 2.9 (123kW/167PS)
MAZDA1 models
  • RX-7 I (SA) 1.0 (SA22C) (77kW/105PS) · 1.1 (SA22C) (85kW/115PS) · 1.1 (SA22C) (83kW/113PS)
LANCIA1 models
  • Y10 (156_) 1.0 Turbo (156D) (62kW/84PS)
ALPINE2 models
  • 1300 1.3 85 (60kW/81PS) · 1.3 G (76kW/103PS) · 1.3 S (97kW/132PS)
  • 1600 1.6 S (101kW/138PS) · 1.6 SC-SI (93kW/127PS)
NSU1 models
  • TT 1.2 (48kW/65PS)
FIAT1 models
  • 850 Spider (100_) 0.8 (36kW/49PS)
BMW3 models
  • 700 (107) 0.7 A (24kW/33PS) · 0.7 (22kW/30PS)
  • 600 (111) 0.6 (15kW/20PS)
  • 700 Coupe (AE) 0.7 (24kW/33PS) · 0.7 S (29kW/39PS)
AUTOBIANCHI1 models
  • Y10 1.0 Turbo (63kW/85PS)

OE numbers 125

CITROËN
DAIHATSU
MITSUBISHI
RENAULT
MERCURY
PIAGGIO
HITACHI
APRILIA

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