-22% sale
CDI Qualifies for Free Shipping CDI Pressure/Vacuum Pump #551-34PV
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI Pressure/Vacuum Pump #551-34PV $332.27 $422.00
CDI 551-34PV Engine ToolsCombination unit does both pressure and vacuum testing in one unit. Simply flip a valve on the side and change it from vacuum to pressure. Includes 551-34HA hose assembly, 551-334M, 551-334S adapters. Designed for use in a marine environment. Designed for use in a marine environment Simply flip a valve on the side and change it from vacuum to pressure Includes 551-34HA hose assembly, 551-334M, 551-334S adapters Check manufacturer's recommended part numbers to ensure a proper fit for your application C.D.I. Pressure/Vacuum Pump 551-34pvNormalized SKU: 55134PVUPC Code: 001865ZZ001
Sold out -17% sale
CDI Not Qualified for Free Shipping CDI Replacement Pump #551-33PA
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI Replacement Pump #551-33PA $56.04 $67.25
CDI 551-33PA Engine ToolsC.D.I. Replacement Pump 551-33paC.D.I. Replacement Pump 551-33paNormalized SKU: 55133PAUPC Code: 20251515205
Sold out -13% sale
CDI Not Qualified for Free Shipping CDI Stevens Replacement Tips #519-48ta
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI Stevens Replacement Tips #519-48ta $31.09 $35.61
CDI 519-48TA Engine ToolsC.D.I. Stevens Replacement Tips 519-48taC.D.I. Stevens Replacement Tips 519-48taNormalized SKU: 51948TAUPC Code: 20251515085
-17% sale
CDI Not Qualified for Free Shipping CDI Stevens Metric Adapter #519-48m
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI Stevens Metric Adapter #519-48m $12.07 $14.41
CDI 519-48M Engine ToolsC.D.I. Stevens Metric Adapter 519-48mC.D.I. Stevens Metric Adapter 519-48mNormalized SKU: 51948MUPC Code: 20251515075
Sold out -17% sale
CDI Not Qualified for Free Shipping CDI Test Leads #511-Tl10
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI Test Leads #511-Tl10 $31.99 $38.18
CDI 511-TL10 Engine ToolsC.D.I. CDI Test Leads 511-Tl10C.D.I. CDI Test Leads 511-Tl10Normalized SKU: 511TL10UPC Code: 20251514715
Sold out -20% sale
CDI Qualifies for Free Shipping CDI Peak Reading Adapter #511-9773NL
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI Peak Reading Adapter #511-9773NL $120.84 $150.01
CDI 511-9773NL Engine ToolsCDI Electronics 511-9773NL Direct Voltage Adapter does not feature built-in leads and requires the use of existing meter leads. Check manufacturer's recommended part numbers to ensure a proper fit for your application. Designed for use in a marine environment. Designed for use in a marine environment Does not feature built-in leads Use with existing meter leads Check manufacturer's recommended part numbers to ensure a proper fit for your application C.D.I. Peak Reading Adapter 511-9773nlNormalized SKU: 5119773NLUPC Code: 20251514665
Sold out -17% sale
CDI Not Qualified for Free Shipping CDI Resistor Test Pack #511-9800
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI Resistor Test Pack #511-9800 $13.97 $16.67
CDI 511-9800 Engine ToolsC.D.I. CDI Resistor Test Pack 511-9800C.D.I. CDI Resistor Test Pack 511-9800Normalized SKU: 5119800UPC Code: 00186522285
-17% sale
CDI Qualifies for Free Shipping CDI Spark Tester 1-Cylinder N #511-9764
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI Spark Tester 1-Cylinder N #511-9764 $50.37 $60.44
CDI 511-9764 Engine ToolsCDI Electronics 511-9764 Inline Neon Spark Tester is ideal for personal watercrafts. It's sealed design is an added safety factor that further reduces the possibility of igniting gas fumes, especially in the hull of a PWC. Good for checking spark on running engines. Designed for use in a marine environment Ideal for personal watercrafts (PWC) Sealed design is an added safety factor that reduces the possibility of igniting gas fumes, especially in the hull of a PWC Good for checking spark on running engines C.D.I. CDI Spark Tester (1 Cyl - N 511-9764Normalized SKU: 5119764UPC Code: 001865222606
-20% sale
CDI Qualifies for Free Shipping CDI DCa meter Adapter for DI #511-9772
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI DCa meter Adapter for DI #511-9772 $103.62 $128.63
CDI 511-9772 Engine Tools 1-400 amp range, Use to measure battery charging output current or starter current draw, Can be used with any DC multimeter with a Milli-Volt range & 3/4" test lead sockets. C.D.I. DC Ampmeter Adapter For DI 511-9772 Normalized SKU: 5119772UPC Code: 00186522805
Sold out -20% sale
CDI Not Qualified for Free Shipping CDI Mercury CDM Test Harness #511-5207A 1
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI Mercury CDM Test Harness #511-5207A 1 $108.34 $134.50
CDI 511-5207A 1 Engine ToolsC.D.I. Mercury CDM Test Harness 511-5207a 1C.D.I. Mercury CDM Test Harness 511-5207a 1Normalized SKU: 5115207A1UPC Code: 20251517750
Sold out -20% sale
CDI Not Qualified for Free Shipping CDI CDM Module Test Kit #511-7509K 6
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI CDM Module Test Kit #511-7509K 6 $448.03 $555.54
CDI 511-7509K 6 Engine Tools Can be used with all CDM Ignition Systems for Mercury. 4 Wire CDM. Includes: 114-7509 & 511-5207A1 C.D.I. CDM Module Test Kit 511-7509k 6 Normalized SKU: 5117509K6UPC Code: 20251517740
Sold out -20% sale
CDI Not Qualified for Free Shipping CDI Ficht Diognostic Cable #453-7955
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI Ficht Diognostic Cable #453-7955 $106.05 $131.65
CDI 453-7955 Engine ToolsC.D.I. Ficht Diognostic Cable 453-7955C.D.I. Ficht Diognostic Cable 453-7955Normalized SKU: 4537955UPC Code: 20251518165
Sold out -20% sale
CDI Qualifies for Free Shipping CDI Gauge Ring OMC 2-Cylinder #553-4994
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI Gauge Ring OMC 2-Cylinder #553-4994 $140.59 $174.53
CDI 553-4994 Engine ToolsC.D.I. Gauge Ring - OMC 2-Cyl 553-4994C.D.I. Gauge Ring - OMC 2-Cyl 553-4994Normalized SKU: 5534994UPC Code: 00186526405
Sold out -20% sale
Garelick Qualifies for Free Shipping Garelick Cart for Motors #31400
00
DAYS
00
HRS
00
MIN
00
SEC
Garelick Garelick Cart for Motors #31400 $90.32 $112.12
Garelick 31400 Engine ToolsHandles most motors to 15 hp. not exceeding 85 lbs. Utilizes tough alloy 1" aluminum tubing. Semi-pneumatic 7" x 1.5" rubber tired wheels mounted on sturdy 1/2" steel axle. 35" height.Garelick Cart for Motors #31400Normalized SKU: 31400UPC Code: 038203314006
-22% sale
Sierra Not Qualified for Free Shipping Sierra Timing Light #18-9802
00
DAYS
00
HRS
00
MIN
00
SEC
Sierra Sierra Timing Light #18-9802 $204.17 $259.31
Sierra 18-9802 Engine ToolsSelf-powered accurate up to 10,000 RPM's. Replaces: Mercury/Mariner 91-99379OEM Interchange:MERCURY MARINE: 91-99379Tools: Timing LightSierra Timing Light #18-9802Normalized SKU: 189802UPC Code: 808282245061
Sold out -17% sale
CDI Qualifies for Free Shipping CDI 24
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI 24" Spark Tester Wire 4-pk #511-9903 $36.15 $43.14
CDI 511-9903 Engine ToolsWIRES ONLY FOR Enclosed 8 cyl. Adjustable spark gap tester by CDI which has heavy duty wire for mounting in any position. Helps reduce possibility of igniting gas fumes. SPARK TESTER SOLD SEPARATELYTools: Spark TesterC.D.I. 24" Spark Tester Wire 511-9903 (4/Pkg)Normalized SKU: 5119903UPC Code: 00186522510
Sold out -17% sale
CDI Qualifies for Free Shipping CDI Pack Load Resistor #511-9775
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI Pack Load Resistor #511-9775 $27.71 $33.08
CDI 511-9775 Engine ToolsCDI Electronics' pack load resistor is quick and easy to install. Check manufacturer's recommended part numbers to ensure a proper fit for your application. Designed for use in a marine environment. Designed for use in a marine environment Quick and easy installation Pack Load Resistor Check manufacturer's recommended part numbers to ensure a proper fit for your application Tools: Load ResisterC.D.I. Pack Load Resistor 511-9775Normalized SKU: 5119775UPC Code: 00186522280
Sold out -20% sale
CDI Qualifies for Free Shipping CDI Peak Reading Adapter #511-9773
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI Peak Reading Adapter #511-9773 $141.10 $175.16
CDI 511-9773 Engine ToolsCDI Electronics 511-9773 Direct Voltage Adapter features built-in leads, while its replacement tips will fit most test clips. Check manufacturer's recommended part numbers to ensure a proper fit for your application. Designed for use in a marine environment. Designed for use in a marine environment Features built-in leads Replacement tips will fit most test clips Check manufacturer's recommended part numbers to ensure a proper fit for your application Tools: AdapterC.D.I. Peak Reading Adapter 511-9773Normalized SKU: 5119773UPC Code: 001865222750
-17% sale
CDI 7 CDI Qualifies for Free Shipping CDI 7
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI 7" Spark Tester Wire 4-pk #511-9902 $33.90 $40.46
CDI 511-9902 Engine ToolsCDI Electronics 511-9902 Spark Plug Wire Extension Kit offers 9.5" of spark plug wire extension. Use with the CDI 511-9766 Spark Tester. Designed for use in a marine environment. Designed for use in a marine environment Offers 9.5" of spark plug wire extension Use with 511-9766 Spark Tester Check manufacturer's recommended part numbers to ensure a proper fit for your application Tools: Spark TesterC.D.I. 7" Spark Tester Wire 511-9902 (4/Pkg)Normalized SKU: 5119902UPC Code: 001865225058
Sold out -20% sale
CDI Qualifies for Free Shipping CDI Spark Tester #511-9766
00
DAYS
00
HRS
00
MIN
00
SEC
CDI CDI Spark Tester #511-9766 $127.76 $158.60
CDI 511-9766 Engine ToolsThe enclosed 8 cylinder spark gap tester features a heavy-duty wire for mounting in any position. Use of this tool helps reduce the possibility of igniting gas fumes. Wires sold separately. Enclosed 8 cylinder spark gap tester Features a heavy-duty wire for mounting in any position Helps reduce the possibility of igniting gas fumes Wires sold separately Tools: Spark TesterC.D.I. Spark Tester 511-9766Normalized SKU: 5119766UPC Code: 001865222651

Frequently Asked Questions

First Choice Marine is an online marine retailer carrying a diverse line of marine parts and accessories and related items from industry-respected and demanded manufacturers and suppliers. Through our diverse distributor network, we are able to access over 150,000 items, including our current site inventory, new products being added, and special order items. If you need it on your boat... we are your one-stop shop!

Yes, we offer FREE Shipping on most orders over $149 to US-48*.

Each product displays a shipping status message, just above the item price. Below is the meaning for each of these codes.

  • Qualifies for Free Shipping: This item qualifies for free shipping when the order is $149+
  • Qualifies for Free Ground Shipping: This item qualifies for free ground shipping when the order is $149+.
  • Oversized - Not Qualified for Free Shipping: This item is too large/heavy to qualify for free shipping
  • Hazardous Item - Not Qualified for Free Shipping: This item is hazardous and does not qualify for free shipping
  • Truck Freight - Not Qualified for Free Shipping: This item has to be shipped via truck freight. Please contact us for a quote
  • In-Store Pickup Only: This item can only be picked up in our Grain Valley, MO retail store

Below the price of the item, on the product page, there is a message indicating the availability of the product.

The quantity on hand is updated as inventory events happen and matches what we have available. If you have urgent needs and we are close to what you need, contact us, and we can confirm stock.

We offer a hassle-free return policy. If you're not completely satisfied with your purchase, you can return it within 30 days for a full refund or exchange.

If you need to return an item, please follow the guidelines here so we can process a prompt refund and assist you in finding the correct item.

Free Shipping

On most orders $149+ to the continental 48 US states.

Secure Shopping

Fast, secure checkout with a variety of payment methods.

Shop with confidence

25+ years serving the marine industry.

Support center

Need help? Contact us via live chat, phone, or email.