Bosch Spark Plug DF7REC2 (YR7DC+)

Description:
A Bosch Start-series spark plug built with a nickel alloy ground electrode and copper-core design, providing dependable spark performance for a wide range of Asian, European and American gasoline engines. It features a flat sealing seat, factory-preset electrode gap (~0.8 mm), a single ground electrode, and corrosion-resistant construction with rolled threads.

Bosch Spark Plug Q7EC (H7DC)

Description:
A Bosch Start-series standard spark plug with a nickel alloy ground electrode suited for general automotive use. It’s a conventional copper-core plug with a conical sealing seat and is pre-gapped for easy installation.

Bosch Spark Plug F6TC (W8DC)

Description:
A classic Bosch Start spark plug with copper core and nickel-alloy electrodes, built for general combustion engines and small motors (including automotive and industrial applications). This is the W8DC-equivalent pattern — robust, simple, and affordable.

Bosch Spark Plug K6TC0R (FR8DCX+)

Description:
The Bosch K6TC0R (also cross-referenced with the Bosch code FR8DCX+) is a standard “Start” series spark plug featuring a copper center core and a nickel alloy ground electrode. It’s engineered as a reliable and affordable OEM-quality replacement for a wide range of gasoline engines used in Asian, European, and American vehicles.