“M” SERIES COIL ADAPTERS
FOR 3/4″-20 SHIELDED SPARK PLUGS
Available in a variety of configurations
to meet every application.
- Available in a variety of lengths (see chart below).
- Available with standard or long length male terminal.
- Specify standard male terminal when connecting to 3/4″-20 spark plugs with standard terminal wells; such as, BG RB118SD, RBH485SD, or Champion RHM77N, RHM83N, RHM85G.
- Specify long male terminal when connecting to 3/4″ -20 spark plugs with extended terminal wells; such as Champion RHW77N or RHW80N.
- Available with either Teflon® or ceramic insulator. Specify ceramic where temperatures exceed 500°F.
- Rugged stainless steel construction for maximum durability. Spare parts kit available to change insulator assembly when required.
- Most models CSA approved for Class 1, Group D, Division 2 hazardous locations.
- Proper installation torque: 10-25 ft.-lb.
| Coil Adapter Model | Length* | Spark Plug Terminal | Insulator | Spare Parts Kit No. |
|---|---|---|---|---|
| M8-1C | 0.75 | Long | Ceramic | RM8-1C |
| M8-1T | 0.75 | Long | Teflon® | RM8-1T |
| M8-2C | 0.75 | Standard | Ceramic | RM8-2C |
| M8-2T | 0.75 | Standard | Teflon® | RM8-2T |
| M15-2C | 1.5 | Standard | Ceramic | RM15-2C |
| M28-1C | 2.75 | Long | Ceramic | RM28-1C |
| M28-1T | 2.75 | Long | Teflon® | RM28-1T |
| M28-2C | 2.75 | Standard | Ceramic | RM28-2C |
| M28-2T | 2.75 | Standard | Teflon® | RM28-2T |
| M68-1C | 6.32 | Long | Ceramic | RM68-1C |
| M68-1T | 6.32 | Long | Teflon® | RM68-1T |
| M68-2C | 6.32 | Standard | Ceramic | RM68-2C |
| M68-2T | 6.32 | Standard | Teflon® | RM68-2T |
| M80-1C | 8 | Long | Ceramic | RM80-1C |
| M90-2C | 9 | Standard | Ceramic | RM90-2C |
| M108-1C | 10.75 | Long | Ceramic | RM108-1C |
| M108-2C | 10.75 | Standard | Ceramic | RM108-2C |
| M188-1C | 18.75 | Long | Ceramic | RM188-1C |
| M188-2C | 18.75 | Standard | Ceramic | RM188-2C |
| M240-2C | 24 | Standard | Ceramic | RM240-2C |