Engine components
Critical replacements selected for accurate fit at sea.
Marine engine parts since 2008
Engine parts.Without the guesswork.
Move directly from engine data to a compatibility-checked component for Caterpillar, Cummins, MTU and other leading marine brands.
Navigate by system
Find parts by engine system.
Choose the assembly being serviced, then review available references or ask the sourcing desk to verify the exact specification.
Current inventory
Parts ready for enquiry.
Caterpillar Caterpillar 397-2684 Sea Water Pump | 20R-7175 Reman
397-2684 Quote required View details →
Caterpillar Caterpillar 197-4855 Sea Water Pump | 0R-7731 Reman
197-4855 Quote required View details →
MaK MAK M20 Piston | Three-Ring & Four-Ring Groove Marine Engine Pistons
M20 Quote required View details →
Caterpillar Caterpillar 251-9228 Aftercooler Cover | CAT C15 C18 Engine Replacement Part
251-9228 Quote required View details →Identification service
Incomplete information is enough to begin.
Send a nameplate, worn label, serial number or component photograph. The sourcing desk will establish the specification and available supply routes.
01 · EvidenceReference, model or image
02 · VerificationCompatibility and condition
03 · QuotationAvailability and shipping
Operational assurance
European access. Worldwide coordination.
Source OEM, new, used and reconditioned components through European warehouse access, compatibility review and international shipping support.
Marine sourcing since 2008Long-term experience identifying engine components
European warehouse accessNetherlands and Spain
Multiple supply conditionsOEM, new, used and reconditioned
Worldwide coordinationInternational enquiries and shipping
Alfa Marine Spare Parts is an independent supplier and is not an official dealer of the brands referenced. Brand names identify compatibility only. Also browse camshafts and the product brochure.
Request a quotation →