Description

Ensure reliable ignition and proper engine performance with the PCM Spark Plug RP030007. This genuine Pleasurecraft Marine (PCM) OEM spark plug kit is designed for Ford-based PCM marine engines, providing the correct heat range and ignition characteristics required for marine operation.

The RP030007 kit includes a complete set of eight spark plugs used on high-output Ford marine engines such as the 351 HO and GT-40. These plugs are engineered to deliver consistent spark and reliable combustion under heavy marine loads, helping maintain smooth engine operation and optimal fuel efficiency.

Key Features

• Genuine PCM (Pleasurecraft Marine) OEM spark plug kit

• Designed for Ford 351 HO and GT-40 marine engines

• Correct heat range for marine engine performance

• Copper core plug design for strong spark and heat transfer

• Helps maintain reliable ignition and smooth engine operation

• Complete set of 8 spark plugs for V8 engines

Part Details

OEM Part Number: RP030007
Product Type: Marine engine spark plug kit

Plug Type: Copper core marine spark plugs
Thread Size: 14 mm
Socket Size: 5/8 in
Typical Plug Gap: .035 in (carbureted) / .045 in (EFI GT-40)

Packaging: Set of 8 spark plugs

Compatible PCM & Indmar Engines

Designed for Ford-based PCM and Indmar marine engines, including:

PCM Engines

• Ford 351 HO (High Output)

• Ford 351 GT-40

• Ford 351 GT-40 EFI

These engines are commonly used in Correct Craft / Nautique ski boats and other inboard wake or ski boats.

Function

Spark plugs ignite the air-fuel mixture inside the engine cylinder. Proper spark plug performance is critical for maintaining engine power, smooth operation, and fuel efficiency.

Replacing worn spark plugs helps:

• Restore proper ignition performance

• Improve engine starting reliability

• Reduce misfires and rough engine operation

• Maintain optimal combustion efficiency

Important Compatibility Note

Spark plugs vary depending on engine model, ignition system type, and cylinder head design. Always verify compatibility using the engine model and serial number before ordering to ensure the correct spark plug specification.

Cross-Stock / Superseded Part Numbers

• Autolite 104 – Current plug used in this kit

• Autolite 764 – Earlier plug superseded by Autolite 104

• NGK TR5-1 / NGK 7060 – Common cross-reference equivalent

Shipping: Ships same or next day for fast Canada wide shipping.