NGK-7862 Laser Platinum 8.1L Spark Plug Set
PZTR5A
Replaces PCM-RP030009 & RP030011
Includes 8 Plugs
- 8.1L & MP 6.0L
- 14mm thread size
- 18mm thread length
- Resistor
- Tapered seat
- Platinum
- Gap 0.059 in. or 1.5mm
- 5/8 in. or 16mm hex
- Replaces AC Delco 41-983, 41-993
- Replaces Crusader RP030009, RP030011
- Replaces Mercruiser 33-863622001
- Replaces Marine Power 810E-210
- Replaces NGK TR55IX
- Replaces PCM RP030009, RP030011
- Replaces Volvo Penta 3861326, 3861327
Recommended by the manufacturers for optimum performance, these spark plugs are the correct heat range for your marine engine