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