Description
NGK B2LM Spark Plug 1147
p/n: PLB2LM-XXX
Description: Spark plug NGK B2LM
Overview:
The Genuine NGK B2-LM Spark Plug (MPN 1147) is a standard 14 mm thread plug for small petrol engines used in garden and light construction machinery. Built with a durable steel shell, a high-grade ceramic insulator and nickel-alloy electrodes, it delivers a stable spark for dependable starting and smooth running. With a short 9.5 mm thread reach (0.37 in), it suits compact cylinder heads commonly found on lawn mowers, breakers, pumps and generators. Typical uses include the Wacker Breaker BH23 and Flymo F20, among many others. This spark plug is supplied singly, making it convenient for routine servicing or replacing a fouled plug. As a genuine NGK part, it offers consistent fit and performance when installed to the stated dimensions.
Key Features:
- Genuine NGK part for assured quality and compatibility
- 14 mm thread diameter for common small-engine cylinder heads
- Short thread length: 9.5 mm (0.37 in) for shallow plug seats
- 20.8 mm hex for easy removal/installation with a standard spanner
- Spark position: 1 mm for reliable flame kernel formation
- Nickel-alloy electrodes and glazed ceramic insulator resist fouling and wear
- Consistent ignition for smoother idle, better starting and stable running under load
- Suitable for many 2‐stroke and 4‐stroke small engines in garden and site equipment
- Corrosion-resistant shell for longer service life
- Sold individually to match single-plug maintenance requirements
The NGK Lawnmower Sparkplug – BR2LM
Is a high quality NGK spark plug designed using the latest technology to give optimum performance over the Lawnmowers entire rev. range. The electrode tip is made of special nickel alloy ensuring superior heat resistance, durability & incorporates an insulator made of state of the art high alumina ceramics that offers sure sparking. The central electrode with copper deeply inserted in the tip quickly dissipates large amounts of heat, preventing overheating & fouling.
With its solid construction this will ensure superb gas-tightness and the Special powders to connect the insulator and the metal shell offer strong construction too! Through extensive research & development NGK has developed a range of spark plugs specifically aimed at the horticultural market. They fit a variety of manufacturers mostly Briggs & Stratton engined products.
Features & Benefits:
- Incorporates an insulator made of state of the art high alumina ceramics that offers sure sparking
- Through extensive research & development NGK has developed a range of spark plugs specifically aimed at the horticultural market
- Electrode tip is made of special nickel alloy ensuring superior heat resistance & durability
- Solid construction will ensure superb gas-tightness
- High quality NGK spark plug which is designed using the latest technology to give optimum performance over the Lawnmowers entire rev. range
Compatibility:
- They fit a variety of manufacturers mostly Briggs & Stratton engine products
Specs:
- NGK: Standard Spark plugs B2LM
- Heat Range : 2
- Size: 14.0mm x 9.5mm x Hex 20.8mm
- Type: Non-Resistor
- Spark Gap: Motorcycle : 0.7-0.8mm / Car : 0.8-0.9mm
NGK B2LM Convert Spark Plug Cross Reference:
- Autolite: 458
- B0sch: BS19LM, W11E0
- Briggs & Stratton: BS19LM
- Oregon: J19LM
- Champion: J19LM
- Denso: W9LM-US
Suitable for the following applications:
- Wacker Breaker BH23
- Dolmar PM4035
- Flymo
- F20
- Lawnchief 508
- RL500
- RL550
- RRL420
- RRL420PD
- RRL420PDE
- Homelite
- HPW1200B
- 45STD, Homelite 45DLX
- HBM21P5-21
- HCM20,
- HCM20P5
- HCM20P5G
- HMB21P41
- HMB21P51
- HSB21
- HSB21P5
- HSB21P5EG
- HSD20P,
- HSD20V,
- HSD20K
- Briggs: All models except twin cylinder/Vanguard Intek; 19A400-19G400 Series
- Kohler: 4.0/K90; K91; 6.25/K141; 7.0/K161; L161; 8.0/K181; L181; 10.0/K241; 12.0/K301; 12.5/K330; K331; 14.0/K321; 16.0/K341;18.0/K361; 20.0/K532; 23.0/K582; 24.0/K660; K662; Magnum Series; 10.0/M10; 12.0/M12; 14.0/M14; 16.0/M16
- Tecumseh:TVS840; TVXL840; HMSK70; 80; 90; 100; HSK30; 35; 40; 50; 60; 70; HMSK70; 80; 85; 90; 100; 105; 110; HSSK40; 50; ECV100;105; 110; 120; LEV80; 100; 115; 120; TNT100;120; TVS75; 90; 100; 105; 115; 120; TVXL105;115; VKS100; VLV40; 50; 55; 60; 65; 66
Alternative:
- AC Delco LM46
ALM - 19
ALM19
Autolite - 258
458
XST458
Bosch - 0241215503
W9EC0
W9ECO
tk 7515
Briggs & Stratton BS19LM
Champion - 5861
861
CJ14
J19LM
J19LM129
J19LMT10
J19LMW24
stk 846
stk 861
Denso - 6057
W9LM-US
W9LMUS
stk 6057
General Motors 5612975
Kawasaki 920702055
Kawasaki E920702055
NGK stk 1147
Oregon OJ19
Splitfire SF025E
Splitfire SF045F
XL GL2C
NGK OEM Part
Illustrations may differ slightly from original product and are not assembled, but in boxes for shipment.
All prices exclude delivery cost.





