Champion 21 - Alternative spark plugs
There are 31 replacement spark plugs for Champion 21. The cross references are for general reference only, please check specifications for your application.
Compatible plug on Amazon
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Specifications for Champion 21
- Thread diameter
- M18x1.5
- Thread reach
- 11.7 mm
- Hex size
- 21 mm
- Terminal
- SAE
- Gap
- 1 mm
Champion 21 replacement spark plugs
- ACDelco 85TS Buy from Amazon
- ACDelco 87TS
- ACDelco C85TS
- ACDelco R85TS Buy from Amazon
- Autolite 37 Buy from Amazon
- Autolite 46 Buy from Amazon
- Autolite 747
- Bosch 4000
- Bosch 6200
- Bosch 6210
- Bosch D10A
- Bosch D10B
- Bosch D10BC
- Bosch DR10B
- Bosch DR9BPX
- Bosch M12B
- Champion RF14Y
- Champion RF14Y4
- Champion RF14YC
- Champion UF14Y
- Champion W10 Buy from Amazon
- Champion W10014
- Champion X860
- Champion XF14Y
- Denso MA14PU
- Denso MA9PRU
- Denso MA9PU
- Motorcraft BSF82CF6
- Prestolite 18F6
- Prestolite 18F82
- Prestolite 18RF82
When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network and Amazon Associates.
Replacement spark plugs for Champion 21 on Amazon
Replacement spark plugs for Champion 21 on Ebay
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