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BASE Mercruiser 144303

BASE Mercruiser 144303 

# 525-144303
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BASE Mercruiser 144303

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NOTICE: Any images shown are representational ONLY and do not necessarily depict the actual part or included items in a particular part or kit. Mercury has been known to remove items depicted in product images such as screws or gaskets from kits they make without notification. For any product content, fitment or application questions on this part please call Mercury Product Support at 920-929-5040.
MSRP: $19.70
Your Price: $19.70
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NOTE: This Item is a Non-Stocked, Special Order, OEM Mercury Part.
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Additonal Info On This Product:

Applications Where This Item Is Used:

200/225 DFI (3.0L) - 200 (DFI)40/50 HP JET 30 (3 CYL.) - 40 (3 CYL.)
135/150/175/200/XR6/MAGNUM III - 105 JET200/225 DFI (3.0L) - 225 (DFI) 3.0L
210 CARB JET DRIVE - 210 CARB JET DRIVE (PUMP)FORCE 75 HP (1998) - 75 H.P. (1998)
135/150 HP (V-6) - V-135135 / 150 / 175 200(2.5L) XR4/MAGNUM II - MAGNUM II
200/225 (3.0L DFI) - 225 (DFI)40 HP30 JET - 40 (4 CYL.)
150/175/200 EFI - V-175 (EFI)40 HP30 JET - 30 JET
225XS / 225 SPORT XS DFI (3.0L) - 225 SPORT XS135 HP/ 150 HP (V-6) - V-135
150/200 EFI PROMAX/SUPERMAGNUM - 150/200 EFI PRO MAX/SUPER MAG55/60 JET 40 (3 CYLINDER) - 40 JET
150 HP - 150 H.P. (1992-1994)135/150/175/200 XR6/MAGNUM III/140 JET (CARB) - 140 JET
115/125 HP 80 JET (4 CYLINDER) - 80 JETJP 3.0L DFI - JP 3.0L DFI
55/60 JET 40 (3 CYLINDER) - 60 (3 CYL.)XR-4/MAGNUM II - XR-4
200/225/250 (3.0L) SEAPRO/MARATHON EFI - 3.0L EFI MARATHON225/250 PRO XS (3.0L) - 250 PRO XS (3.0L DFI)
240 EFI JET DRIVE - 240 EFI JET DRIVE (POWERHEAD)200/225 DFI (3.0L)(DTS) - 225 (3.0L-DFI)(DTS)
250 SPORTXS DFI (3.0L) - 250 Sport XSFORCE 120 HP (1998-1999) - 120 H.P. (1999)
250 PRO XS (3.0L) - 250 PRO XS (3.0L DFI)240 EFI M2 JET DRIVE - 240 EFI M2 JET DRIVE (POWERHEAD)
225/225 SEAPRO/MARATHON (3.0L) CARB - 225 MARATHON (3.0L CARB)75/90 HP (3 CYLINDER) - 90 (3 CYL.)
150 / 175 / 200 XRI - V-150 (MAG/EFI)FORCE 120 HP - 120 H.P. (1996)
75/90 HP 65 JET (3 CYLINDER) - 75 (3 CYL.)135/140/150/200/XR6/MAGNUM III/140JET (2.5L)(CARB) - 140 JET
240 EFI JET DRIVE - 240 EFI JET DRIVE (PUMP)200XS SST - 200XS SST
250XS / 250 SPORTXS DFI (3.0L) - 250XS (3.0L DFI)100/115/125 HP 80 JET (4 CYLINDER) - 115 (4 CYL.)
90 HP (1995) FORCE - 90 Hp (1995)50/55/60 JET 45 - 45 JET
PARTS MANUAL 300X (3.0L EFI) PRO MAX - 300X (3.0L EFI) PRO MAX135/150/175/200 XR6/MAGNUM III/140 JET (CARB) - V-175
225 AND 225 SEAPRO/MARATHON (3.0L CARB) - 225 (3.0L CARB)70 HP - 70 H.P. (1991-1995)
135/150/175/200/XR6/MAGNUM III - MAGNUM III200/225/250 (3.0L) SEAPRO/MARATHON EFI - 225 (3.0L EFI)
XR-2 - MERC XR2250XS DFI (3.0L) - 250XS (3.0L DFI)
135/150/175/200 XR6 MAGNUM III 105-140 JET - XR-6200XS DFI (2.5L) ROS - 200XS DFI (2.5L) ROS
175 PROXS (2.5L) - 175 PROXS (2.5L)FORCE 90 HP - 90 H.P. (1997)
135 / 150 / 175 200(2.5L) XR4/MAGNUM II - V-17575/90 HP 65 JET (3 CYLINDER) - 90 (3 CYL.)
75/90/115/125 DFI 1.5L (3 CYLINDER) - 125 DFI (3 CYL.)(1.5L)135/150/175/200/XR6/MAGNUM III - V-175
225 EFI PROMAX/SUPERMAGNUM - 225 EFI PRO MAX/SUPER MAG200 HP (V-6) - V-200
200/225/250 (3.0L) SEAPRO/MARATHON EFI - 225 (3.0L EFI) SEAPRO175 XR2 JET DRIVE - 175XR2 JET DRIVE (PUMP)
55/60 JET 40/45 (3 CYLINDER) - 55 (3 CYL.)40/50 HP - 40 H.P. (1992-1994)
200XS DFI (2.5L) - 200XS DFI (2.5L)55/60 JET 40/45 (3 CYLINDER) - 45 JET
250XS / 250 SPORTXS DFI (3.0L) - 250 Sport XS135/140/150/200/XR6/MAGNUM III/140JET (2.5L)(CARB) - V-150
55/60/45 JET/60 BIGFOOT (2-STROKE) - 55 (3 CYL.)135/150/175/200 XR6/MAGNUM III/140 JET (CARB) - V-200
200/225 (3.0L)(MECHANICAL) - 225 (DFI) 3.0L50/55/60 HP JET 45 - 60 (3 CYL.)
240 EFI M2 JET DRIVE - 240 EFI M2 JET DRIVE (PUMP)150/175/200 EFI - V-150 (EFI)
40/50 JET 30 (3 CYLINDER) 2-STROKE - 40 (3 CYL.)135/150/175/200/XR6/MAGNUM III - V-150
200/225 DFI (3.0L) - 225 (DFI)JP5 3.0L DFI - JP 3.0L DFI
300X EFI (3.0L) - 300X (3.0L EFI) PRO MAX175 HP V-6 (1976-1988 COMBINED BOOKS) - V-175
240 EFI AND 240 EFI M2 JET DRIVE - 240 EFI M2 JET DRIVE (PUMP)135/150/175/200 XR6 MAGNUM III 105-140 JET - V-200
75/90/115 DFI - 90 DFI (3 CYL.)(1.5L)135/140/150/200/XR6/MAGNUM III/140JET (2.5L)(CARB) - XR-6
225/250 EFI (3.0L) - 250 (3.0L EFI)135/140/150/200/XR6/MAGNUM III/140JET (2.5L)(CARB) - V-200
FORCE 90 HP - 90 H.P. (1996)40/50 JET 30 (3 CYLINDER) 2-STROKE - 30 JET (3 CYL.)
90 HP FORCE - 90 H.P. (1991-1992)200 OPTIMAX V6 DFI - 200 PRO XS (DFI) 3.0L
135 / 150 / 175 200(2.5L) XR4/MAGNUM II - XR-4200/225/250 (3.0L) SEAPRO/MARATHON EFI - 250 (3.0L EFI)
175 XRI /175 MAGNUM 200 XRI (EFI) - V-200XRI (EFI)135/150/175/200 XR6 MAGNUM III 105-140 JET - V-150
175 SKI (EFI) (V-6) - V-175 (SKI)150 HP - 150 H.P. (1989-1992)
FORCE 120 HP (1998-1999) - 120 H.P. (1998)100 / 115 HP (4 CYLINDER) - 100 (4 CYL.)
135/150 DFI (2.5L) - V-135 DFI (2.5L)55/60 JET 40/45 (3 CYLINDER) - 40 JET
200/225 (3.0L DFI) - 200 (DFI)135/150/175/200 XR6/MAGNUM III/140 JET (CARB) - XR-6
300 PROMAX/SUPER MAGNUM (3.0L) - 300 (3.0L EFI) ProMax150 PRO XS (2.5L) - 150 Pro XS (2.5L)
55/60 JET 40 (3 CYLINDER) - 55 (3 CYL.)135/150/175/200 XR6 MAGNUM III 105-140 JET - V-175
75/90 HP 65 JET (3 CYLINDER) - 65 JET300XS (3.2L) - 300XS (3.2L DFI)
250 EFI LONG (3.0L) - 250 LONG (3.0L)(EFI)135/150/175 DFI (2.5L) - 110 Jet (2.5L)
135/150/175/200 XR6 MAGNUM III 105-140 JET - 140 JET50/55/60 HP JET 45 - 45 JET
200/225/250 (3.0L) SEAPRO/MARATHON EFI - 3.0L EFI SEAPRO55/60/45 JET/60 BIGFOOT (2-STROKE) - 45 JET
115/125 HP 80 JET (4 CYLINDER) - 115 (4 CYL.)200/225/250/200 PRO XS (3.0L)(MECHANICAL) - 200 PRO XS (DFI) 3.0L
FORCE 40/50 HP (1998-1999) - 40 H.P. (1999)150 / 175 / 200 XRI - V-175 (SKI)
225 AND 225 SEAPRO/MARATHON (3.0L CARB) - 225 SEAPRO (3.0L CARB)210 CARB M2 JET DRIVE - 210 CARB M2 JET DRIVE (PUMP)
50/55/60 HP JET 45 - 50 (3 CYL.)55/60/45 JET/60 BIGFOOT (2-STROKE) - 60 (3 CYL.) BIGFOOT
135/150/175/200 XR6 MAGNUM III 105-140 JET - 105 JETFORCE 75 HP - 75 H.P. (1997)
250XB (3.0L EFI) - 250XB (3.0L EFI)50/55/60 HP JET 45 - 55 (3 CYL.)
200 HP (V-6) (1978-1988 COMBINED BOOKS) - V-200200/225/250 (3.0L) SEAPRO/MARATHON EFI - 200 (3.0L EFI)
150/200 EFI (2.5L) - V-150 EFI (2.5L)175 HP (V-6) - V-175
220 HP (V-6) - V-220210 CARB M2 JET DRIVE - 210 CARB M2 JET DRIVE (POWERHEAD)
50/55/60 JET 45 - 50 (3 CYL.)100/115/125 HP 80 JET (4 CYLINDER) - 80 JET
75/90 HP 65 JET (3 CYLINDER) - 65 JET (3 CYL.)135/140/150/200/XR6/MAGNUM III/140JET (2.5L)(CARB) - MAGNUM III
150/200 PRO-MAX/SUPER MAGNUM (EFI) - 150 EFI PRO MAX/SUPER MAG115/135/150 DFI (2.5L) - V-135 DFI (2.5L)
200/225/250 (3.0L) EFI - 250 (3.0L EFI)75/90/115/125 DFI 1.5L (3 CYLINDER) - 80 Jet (3 CYL.)(1.5L)
40/50 HP JET 30 (3 CYL.) - 30 JET (3 CYL.)75/90 HP (3 CYLINDER) - 75 (3 CYL.)
FORCE 120 HP - 120 H.P. (1997)225 (EFI) PRO-MAX/SUPER MAGNUM - 225 EFI PRO MAX/SUPER MAG
300 PROMAX/SUPER MAGNUM (3.0L) - 300 (3.0L EFI) SuperMagnum200 DFI 3.0L - 200 (DFI)
40/50 HP - 40 H.P. (1996)225/250 3.0L EFI - 250 (3.0L EFI)
175 XRI /175 MAGNUM 200 XRI (EFI) - V-175 (MAG/EFI)250/275 HP - 250/275
175 SKI (EFI) - V-175 (SKI)120 HP FORCE - 120 Hp (1995)
135/150/175 DFI (2.5L) - V-175 DFI (2.5L)175 XRI /175 MAGNUM 200 XRI (EFI) - V-175XRI (EFI)
2.5XS DFI (2.5L) - 2.5XS 2.5L DFI150 / 175 / 200 XRI - V-150XRI (EFI)
135/150/175/200 XR6 MAGNUM III 105-140 JET - MAGNUM III135/140/150/200/XR6/MAGNUM III/140JET (2.5L)(CARB) - V-135
FORCE 75/90 - 75 H.P. (1999)XR-2 MAGNUM - MERC/MAR XR2/MAGNUM
200 XRI (EFI) (V-6) - V-200 (EFI)200/225/250/200 PRO XS (3.0L)(MECHANICAL) - 250 (DFI) 3.0L
135/150/175/200/XR6/MAGNUM III - XR-6135/150/175/200 XR6/MAGNUM III/140 JET (CARB) - MAGNUM III
40/50 HP - 40 H.P. (1997)225 SPORT XS DFI (3.0L) - 225 SPORT XS (3L)
210 CARB JET DRIVE - 210 CARB JET DRIVE (POWERHEAD)FORCE 40/50 HP (1998-1999) - 40 H.P. (1998)
45 HP - 45 (4 CYL.)40/50 HP - 40 H.P. (1995)
135/150/175/200/XR6/MAGNUM III - 140 JET135/150/175/200 XR6/MAGNUM III/140 JET (CARB) - V-150
FORCE 90 HP (1998) - 90 H.P. (1998)200 EFI PROMAX/SUPERMAGNUM - 200 EFI PRO MAX/SUPER MAG
240 EFI AND 240 EFI M2 JET DRIVE - 240 EFI JET DRIVE (POWERHEAD)75/90/115 DFI - 115 DFI (3 CYL.)(1.5L)
135/140/150/200/XR6/MAGNUM III/140JET (2.5L)(CARB) - V-140 (INTERNATIONAL)120 HP - 120 H.P. (1990-1994)
40/50 (3 CYLINDER) 2-STROKE - 50 (3 CYL.)200/225/250/200 PRO XS (3.0L)(MECHANICAL) - 225 (DFI) 3.0L
XR-4/MAGNUM II - MAGNUM II30/40 (2 CYLINDER) 2-STROKE - 30 (2 CYL.)
90/115 HP (INLINE) - 115 (6 CYL.)75/90/115 DFI 1.5L (3 CYLINDER) - 80 Jet (3 CYL.)(1.5L)
55/60 JET 40/45 (3 CYLINDER) - 60 (3 CYL.) BIGFOOT100/115/125 HP 80 JET (4 CYLINDER) - 100 (4 CYL.)
90/115 HP (INLINE) - 90 (6 CYL.)75/90/115 DFI 1.5L (3 CYLINDER) - 115 DFI (3 CYL.)(1.5L)
30/40 HP - 30 (2 CYL.)90 HP FORCE - 90 H.P. (1991-1994)
40/50 (3 CYLINDER) 2-STROKE - 40 (3 CYL.)115 PRO XS 1.5L - 3 CYLINDER - 115 Pro XS (3 CYL.)(1.5L)
225X EFI PROMAX - 225X EFI PROMAX175XR2 JET DRIVE - 175XR2 JET DRIVE (PUMP)
FORCE 75 HP - 75 H.P. (1996)135 / 150 / 175 200(2.5L) XR4/MAGNUM II - V-200 (2.5L) 1991 ONLY
100 / 115 HP (4 CYLINDER) - 115 (4 CYL.)150/175/200 EFI (2.5L) - V-150 EFI (2.5L)
225 PRO XS (3.0L) DFI - 225 PRO XS (3.0L DFI)225 PRO XS (3.0L) DFI - 225 PRO XS (3.0L DFI)
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