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Welcome to the Bay Shore Marine on-line store!
We specialize in quick, efficient parts ordering experience. To expedite your order please include your engine model and serial number.

OUR HOURS ARE:

Monday through Friday - 8AM to 5PM
Saturday 9AM to 1PM
Closed on Sundays

Today's Specials

IMPELLER PULLER Price: $40.00 IMPELLER PULLER	AT203469 JOHN DEERE/NORTHERN LIGHTS AIR FILTER MSRP: $101.72 Price: $99.21 You Save: $2.51 (2 %) AT203469 JOHN DEERE/NORTHERN LIGHTS AIR FILTER	CD1725 WALKER K/N AIR SEP FILTER FOR YANMAR'S MSRP: $95.98 Price: $70.00 You Save: $25.98 (27 %) CD1725 WALKER K/N AIR SEP FILTER FOR YANMAR'S
TH-137M Marine thermostat 142 degree MSRP: $10.00 Price: $5.00 You Save: $5.00 (50 %) Marine Thermostat ford 302-351 142 degree	2485641 PERKINS THERMOSTAT Price: $33.68 2485641 PERKINS THERMOSTAT ONLY ONE IN STOCK AT THIS PRICE	128695-42002 YANMAR SEA WATER PUMP Price: $531.32 128695-42002 YANMAR SEA WATER PUMP ONLY ONE IN STOCK AT THIS PRICE
3858075 VOLVO TRIM PUMP MSRP: $368.17 Price: $250.00 You Save: $118.17 (32 %) 3858075 VOLVO TRIM PUMP	60-100-SR-IG TAKE OFF BALMAR ALTERNATOR 60 SERIES 100A -12V MSRP: $675.00 Price: $400.00 You Save: $275.00 (41 %) WORKING TAKE OFF BALMAR 60 SERIES ALTERNATOR - SADDLE MOUNT (DUAL FOOT) 100 AMP 12 VOLT 60-100-SR-IG	THB6 thunderbolt V6 tune up kit MSRP: $35.96 Price: $15.00 You Save: $20.96 (58 %) Thunderbolt V6
MK1 Chris Craft Tune Up Kit MSRP: $90.85 Price: $45.00 You Save: $45.85 (50 %) Chris Craft/ Crusader tune up kit.	REBUILT YANMAR ENGINES Price: CALL WITH INQUIRIES REBUILT YANMAR ENGINES	LS11 Heavy duty push pull switch MSRP: $6.56 Price: $2.00 You Save: $4.56 (70 %) 6.5 Amps 6-28 Volts
23522509 DETROIT DIESEL CYLINDER KIT STD #3 Price: $515.14 23522509 DETROIT DIESEL CYLINDER KIT STD #3 ONLY 6 IN STOCK AT THIS PRICE	SPLIT COUPLING 1-3/8"/35mm SHAFT MSRP: $165.00 Price: $30.00 You Save: $135.00 (82 %) Split coupling 1-3/8"/35mm shaft used for spacer/V-Drive	Split coupling with 1-1/2"X5-1/2" Stub Shaft MSRP: $175.00 Price: $50.00 You Save: $125.00 (71 %) Split coupling with 1-1/2"X5-1/2" stub shaft
50MCY00412 NEW YANMAR SOLID COUPLING 35MM SHAFT MSRP: $90.50 Price: $80.40 You Save: $10.10 (11 %) NEW YANMAR SOLID COUPLING 35mm SHAFT WITH BOLT KIT	Vintage DetMar oil pressure gauge kit MSRP: $65.00 Price: $24.99 You Save: $40.01 (62 %) New 1970's-1980's square 80psi oil pressure gauge kit	37-40010 NORTHERN LIGHTS 0-80 PSI OIL PRES. GAUGE Price: $45.54 NORTHERN LIGHTS/VDO 12V, 0-80 PSI, 5 BAR OIL PRESSURE GAUGE
129673-44000 USED HEAT EXCHANGER FOR YANMAR 4JH3-HTE MSRP: $2,713.08 Price: $1,400.00 You Save: $1,313.08 (48 %) USED YANMAR 129673-44000 4JH3-HTE HEAT EXCHANGER ASSEMBLY	119778-13301SS HDI MARINE EXHAUST BEND RISER Price: $283.50 EXHAUST BEND RISER	119575-13300SS EXHAUST BEND (HOT3) Price: $323.40 119575-13300SS EXHAUST BEND (HOT3)
27-32003SS HDI MARINE EXHAUST ELBOW, SS Price: $283.50 HDI MARINE EXHAUST ELBOW, SS	129671-13551SS HDI MARINE MIXING ELBOW Price: $306.60 129671-13551SS HDI MARINE MIXING ELBOW	119773-13501SS HDI MARINE EXHAUST ELBOW SS Price: $420.00 119773-13501SS HDI MARINE EXHAUST ELBOW SS
119574-13501SS HDI MARINE 6LY EXHAUST ELBOW SS Price: $510.30 119574-13501SS HDI MARINE 6LY EXHAUST ELBOW SS	GM KIT SS HDI MARINE U-RISER EXHAUST ASSEMBLY STAINLESS STEEL Price: $311.85 GM KIT SS HDI MARINE U-RISER EXHAUST ASSEMBLY STAINLESS STEEL	NEW 11" CUSTOM OIL COOLER Price: $260.00 NEW 11" GENERIC OIL COOLER WITH TWO ZINCS
USED MERCURY MIRAGE PLUS PROP SET (30 MINUTES OF USE) MSRP: $1,240.00 Price: $950.00 You Save: $290.00 (23 %) TAKE OFF MIRAGE PLUS PROP SET. 30 MINUTES OF RUN TIME.	NEW 48-823667A60 Mercury Thunderbolt Prop MSRP: $659.98 Price: $450.00 You Save: $209.98 (32 %) Polished foward prop from a Duo thunderbolt bravo 3.	30-93944A 2 MERCRUISER BEARING SET MSRP: $108.80 Price: $108.08 You Save: $0.72 (1 %) 30-93944A 2 MERCRUISER BEARING SET ONLY ONE LEFT IN STOCK AT THIS PRICE