TR55IX Iridium IX Spark Plug | NGK 7164
TR55IX Iridium IX Spark Plug | NGK 7164
NGK Spark Plugs
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TR55IX Iridium IX Spark Plug | NGK 7164
Premium NGK spark plugs are known for their reliable performance and superior anti-fouling characteristics.
- NGK spark plug TR55IX
- Stock number 7164
- 14mm thread size
- 18mm thread length
- Resistor
- Tapered seat
- Iridium
- Gap 0.059 in. or 1.5mm
- 5/8 in. or 16mm hex
- Replaces AC Delco 41-983
- Replaces Crusader RP030009
- Replaces Mercruiser 33-863622001
- Replaces Marine Power 810E-210
- Replaces NGK PZTR5A-15
- Replaces PCM RP030009
- Replaces Volvo Penta 3861326, 3861327
! Compatibility references are provided for informational purposes only and do not constitute a fitment guarantee. Part numbers, application listings, and "replaces" cross-references are based on manufacturer data and are intended as a starting point for identification — not a guarantee of fit for your specific engine, hull, or installation.
Buyer is solely responsible for verifying compatibility with their engine model, serial number, model year, and trim configuration before purchase. If you are unsure whether this part fits your application, contact MacombMarineParts.com before you buy — we're available via text, email, or online chat to help verify compatibility for your specific application.
MacombMarineParts.com is not liable for parts ordered based on assumed fitment. Returns due to buyer-selected incorrect fitment are subject to our standard return and restocking fee policies.