TAKUMI R5B12-77 Spark Plug OEM Generator Spark Plug Equivalent to RB77WPCC KB77WPCC FB77WPCC

Choosing TAKUMI means buying directly from the source. Our factory in China runs dedicated production lines for industrial and automotive spark plugs with full traceability.

Product Overview

TAKUMI R5B12-77 spark plug. TAKUMI R5B12-77 iridium industrial spark plug, cross-referenced to Champion RB77WPCC / Denso GI3-1 / Altronic L1863B family.

Every TAKUMI unit is produced in an ISO 9001 and IATF 16949 certified factory, 100% tested before shipment. The plug is engineered for long service life in continuous operation, with a nickel-plated shell, copper-core electrode and high-grade ceramic insulator.

Key Specifications

• TAKUMI TypeR5B12-77
• Thread SizeM18 x 1.5
• Reach20.6 mm (13/16")
• Hex Size22.2 mm (7/8")
• Seat TypeFlat
• Spark Gap0.3 mm
• Heat Range77
• Electrode TypeIridium / Double J
• ResistorYes

Cross Reference

• ChampionRB77WPCC / KB77WPCC / RB77CC / PB78WPC / RB77WPC
• DENSOGI3-1 / GI3-3 / GI3-5
• ALTRONICL1863B / L1863IP / L1863DP
• Federal Mogul / BERU18GZ4-77 / 18GZ6-77-2
• C-A-T243-4291 / 301-6663 / 194-8518
• WAUKESHA60999Z / 69919D / 69919Z
• C-U-M-M-I-N-S4098162
• GUASCOR7664292

Applications

• CAT G3500 series (G3508 / G3512 / G3516 / G3520)
• WAUKESHA gas engines
• C-U-M-M-I-N-S Q19G
• Industrial gas generators

Advantages

• Drop-in replacement - no engine parameter changes required
• Reliable ignition under high pressure and lean combustion
• Anti-corrosion nickel-plated housing
• 95% alumina insulator for heat and shock resistance
• Monolithic resistor for stable conductivity
• Factory direct with competitive pricing and short lead time

OE numbers are for reference only. Final fitment should be confirmed before ordering.

Factory & Quality Control

The testing equipment is calibrated regularly and all inspection records are kept for at least three years, supporting fast after-sales analysis.

Production Workshop

TAKUMI runs a fully integrated manufacturing base: CNC machining, automated assembly and 100% functional testing under one roof.

From raw material to finished spark plug, every process is controlled in-house with ISO-certified procedures.

TAKUMI Japan Auto Parts Co., Ltd.

Takumi. A Symbol of Quality & Reliability

Takumi Japan is an automotive group consisting two business sections: traditional auto parts section & new energy electric vehicles section.

Takumi Japan auto parts business section is specialized in design, manufacture and marketing of Igntion system parts, Filtration system parts & Hybrid Batteries throughout the world. Taking advantage of the leading technologies, products from Takumi Japan have been obtaining very good reputation and gaining customers' satisfaction.

Takumi Japan has developed a professional team for international markets and been regularly participating at major international exhibitions to help our customers to be famous in local markets.

Takumi Japan cover following families of products:

Igntion system parts: spark plugs, ignition coils, igntion wire sets, ignition controllers

Spark plugs: Copper classic & Iridium platinum tipped for automobiles, motorcycles, garden machinaries, gas generators & other special applications.

Ignition coils: Coil-Near-Plug(CNP), Coil-On-Plug(COP), Stick Coil for automobiles & gas generators.

Ignition cables: Low resistance cable with silicone rubber or teflon for automobiles & gas generators.

Ignition controllers: Ignition control timing for gas generators with 4,6,8,12,16,20 cyliners.

Filtration system parts: oil filters, air fuel filters, fuel filters and cabin filters.

Oil filters: for filtration of engine oil, hydralical oil & all kinds of vehicles and machinaries.

Fuel filters: for all kinds of gasline and disel fuel.

Air filters: for all kinds of vehicles and machinaries.

Cabin filters: for all kinds of vehicles, machinaries & air cleaners.

Hybrid batteries: full applications including but not limited to Toyota camry prius lexus, Honda accrod insight civic fit & Ford fusion. Guaranteed quality with warranty and OE performance.

Takumi Japan new energy electric vehicles business section consists of two divisions: Low Speed Electric Vehicles(LSEV) Division & High Speed Electric Vehicles.