Mercruiser Bolts, Nuts, Fittings & Hardware

Genuine Mercruiser 22-865414001 High Pressure Power Steering Fitting Fitted to a range of Mercruisers with power steering systems. Compatibility to be confirmed by serial number. Replaces - 865414

Genuine Mercruiser 10-37612 Bolt (.375-16 x 1.250) Commonly used for mounting flywheel housings to Mercruiser small blocks

Genuine Mercruiser 10-34352 Bolt (.375-24 x .875) Used for mounting crank pulley to harmonic balancer on Mercruiser small block models

Genuine Mercruiser 22-32803 Brass Pipe Plug (.375-18) Brass pipe plug Superseded to - 8M0180565

Genuine Mercruiser 22-865413002 Quick Connect Trim Pump Fitting Mercruiser 865380A13 female quick connect trim pump fitting

Genuine Mercury 22-18923 Oil Reservoir Fitting 90 Degree .437-20 thread

Genuine Mercruiser 22-863719 Straight Orange Air Fitting Air fitting for 8M0139996 sea water pump Superseded to - 8M0082320A

Genuine Mercruiser 22-863718 Straight Grey Air Fitting Air fitting for 8M0139996 sea water pump Superseded to - 8M0082319

Genuine Mercruiser 22-862605T1 Connector Adapter Assembly Adapter assembly including O-rings for Mercruiser 3.0L 181cc inline 4 cylinder MPI EC 1A072812 & UP and 0W302000 to 1A020544 & UP. Replaces - 862605A1 and 862329

Genuine Mercruiser 22-8M2010476 Cool Fuel Module Fitting (3/8-18) Thread fitting on bottom of Mercruiser cool fuel module assemblies fitted to a huge range of modern Mercruiser inboards.

Genuine Mercury 54676 Ignition Lead Retainer Retainer for 2 ignition lead wires on Mercruiser applications

Genuine Mercury 815504222 Hose Clamp Used on Mercruiser cooling systems for fastening cooling hoses. 1.98" diameter clamp Superseded to - 8M0188622 and 8M0230751

Genuine Mercruiser 22-805059 Sensor Adapter Fitting 22-805059 adapter fitting is used in V6 and V8 Mercruiser applications to mount oil pressure sender to engine block.

Genuine Mercruiser 12-36104 Engine Mounting Washer Mercuiser inline 4 cylinder engine mounting washer 

Genuine Mercruiser 12-32638 Rubber Mounting Washer Used on Mercruiser inline 4 cylinder inboard applications

Genuine Mercruiser 11-862902 Carburettor Nut (.312-24) Mounting nut for carburettor

Genuine Mercruiser 10-816601 Bolt (.437-20 x 1.500)

Genuine Mercruiser 10-805390 Bolt (.312-18 x 2.250) Replaces - 8053902

Genuine Mercruiser 10-54786 Bolt (.312-18 x 1.250)

Genuine Mercruiser 10-35787 Bolt (.375-16 x 2.250)