Garden Parts [Lifetime Warranty] 16100-Z1A-802 16100-Z1A-003 Carburetor - Fits for Honda GC160 GC190 GC190A GC190LA Pressure Washer Motor with Honda GC190 Engine - Replaces 16100-Z0J-013 16100-Z0J-003 16100-Z1A-801
Carburetor tune-up kit for Honda GC160 and GC190 engines including air filter, fuel pump, spark plug, and gaskets.
Carburetor tune-up kit for Honda GC160 and GC190 engines including carburetor, fuel pump, air filter, and accessories.
Dimensional diagram of Honda GC190 engine carburetor replacement showing intake and mounting measurements.
16100-Z1A-802 carburetor kit with air filter, fuel pump, and gaskets for Honda GC160 and GC190 pressure washer engines.
Diagram of Honda GC160 GC190 carburetor showing idle speed, mixture screws, and fuel line connections.
Carburetor replacement kit for Honda GC160 and GC190 pressure washer engines with maintenance accessories.
Instructional graphic showing how to install a Honda GC160 GC190 engine carburetor replacement part.
Carburetor tune-up kit for Honda GC160 and GC190 engines including air filter, fuel pump, spark plug, and gaskets.
Carburetor tune-up kit for Honda GC160 and GC190 engines including carburetor, fuel pump, air filter, and accessories.
Dimensional diagram of Honda GC190 engine carburetor replacement showing intake and mounting measurements.
16100-Z1A-802 carburetor kit with air filter, fuel pump, and gaskets for Honda GC160 and GC190 pressure washer engines.
Diagram of Honda GC160 GC190 carburetor showing idle speed, mixture screws, and fuel line connections.
Carburetor replacement kit for Honda GC160 and GC190 pressure washer engines with maintenance accessories.
Instructional graphic showing how to install a Honda GC160 GC190 engine carburetor replacement part.
Lifetime Warranty

[Lifetime Warranty] 16100-Z1A-802 16100-Z1A-003 Carburetor - Fits for Honda GC160 GC190 GC190A GC190LA Pressure Washer Motor with Honda GC190 Engine - Replaces 16100-Z0J-013 16100-Z0J-003 16100-Z1A-801

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16100-Z1A-802 / 16100-Z1A-003 Carburetor

Key Features

  • Engineered to restore original engine performance and fuel efficiency.
  • Complete kit includes carburetor, fuel line, fuel pump, air filter, insulator, and multiple gaskets for a full service.
  • Pre-adjusted for typical use, though minor adjustments may be required.

Replaces / Cross-Reference Part Numbers

  • 16100-Z1A-801
  • 16100-Z0J-013
  • 16100-Z0J-003
  • 16100-ZL8-801
  • 16100-ZL8-802
  • 16100-Z8C-811
  • BB61K B
  • BB61J B

Compatibility & Fitment

  • Honda Engine Models:
    • GC160
    • GC190
    • GC190A (including DHAF, MEA2, MHA2, QEA, QEA2)
    • GC190LA (including QHAF)
  • Equipment Applications:
    • Pressure Washers (including select models from Simpson and Ryobi using compatible Honda engines)
    • Generators (including EN2000, EN2500)

When to Replace

  • Engine will not start or is difficult to start.
  • Engine runs rough, stalls, or surges.
  • Noticeable loss of power under load.
  • Black smoke emitting from the exhaust.
  • Fuel leaking from the carburetor body or connections.
  • Poor fuel economy.

Installation Tips

  • Before installation, disconnect the spark plug wire for safety.
  • Drain the fuel tank or use a fuel line clamp to prevent spills.
  • Take a picture of the old carburetor's linkage and hose connections for reference.
  • Always use the new gaskets provided in the kit to ensure a proper seal.
  • After installation, check all connections for fuel leaks before starting the engine.
  • Fine-tuning of the idle or mixture screws may be necessary for optimal performance.
Product image
Product image
Product image
  • Carburetor

    Carburetor

    Replaces part numbers #951-10309, 751-10309, 951-10873, 751-10873
  • Air Filter

    Air Filter

    Replaces part numbers #17211-ZL8-023
  • Fuel Pump

    Fuel Pump

    Replaces part numbers #16700-Z0J-003
  • Fuel Filter

    Fuel Filter

    Replaces part numbers #16910-ZV4-015
EASY INSTALLATION

EASY INSTALLATION

Pulley Bearings: 1. Turn off the fuel valve. Drain the fuel tank | 2. Remove the air filter cover, air filter, and air filter housing | 3. Disconnect the fuel lines. Remove the linkage from the carburetor. Discard your old carburetor | 4. Clean the engine area before installing new part. Adjust the idle mixture screw if the engine stalls during test.
SUPERIOR QUALITY

SUPERIOR QUALITY

Made of lightweight & robust Aluminum Alloy that can withstand the rigors of frequent use in outdoor environments: Adjustable Air/Fuel Mixture Screws, Corrosion Resistance, Low Fuel Consumption, Quick Start & Smooth Acceleration
Brand Model Number
Simpson 61062, IS61023, IR61023, MS3000, MS31025H, MS31025HT, MS60852, MS60921, MS60921-S, MS60968, MS61033, MS61049, MSH3125, MSH3224
Ryobi RY803300H, RY803423H
Karcher G2600VH, G2650HH, G2650OH, G2800OH, G3000OH, G3025BH, G3025OH, G3050OH, K5800
Honda GC190A (Type DHAF)(VIN# GCAAA-1000001), GC190A (Type MEA2)(VIN# GCAAA-8000001-9999999), GC190A (Type QEAF)(VIN# GCAAA-8000001-9999999), GC190A (Type QHA)(VIN# GCAAA-1000001-7999999), GC190A (Type QHA1)(VIN# GCAAA-1000001-7999999), GC190A (Type QHA2)(VIN# GCAAA-1000001-7999999), GC190A (Type QHAD)(VIN# GCAAA-1000001), GC190A (Type QHAF)(VIN# GCAAA-1000001-1496156), GC190A (Type VBA)(VIN# GCAAA-1000001-7999999), GC190A (Type VXA)(VIN# GCAAA-1000001), GC190A (Type MHA2)(VIN# GCAAA-1000001-1496156), GC190A (Type QEA)(VIN# GCAAA-8000001-9999999), GC190A (Type QEA2)(VIN# GCAAA-8000001-9999999), GC190LA (Type MHA2)(VIN# GCAAA-1496157-8000000), GC190LA (Type QHAF)(VIN# GCAAA-1496157-8000000), GC190LA (Type QHGF)(VIN# GCAAA-1496157-9999999), GC190LA (Type QTT)(VIN# GCAAA-1496157-9999999)
Note: Please use Ctrl + F on desktop or the Find in Page function on mobile to quickly check your compatible model. This is not an exhaustive list. You can send us your appliance model and we will help you!

FAQ

This carburetor is compatible with Honda GC160, GC190, GC190A, and GC190LA engines, specifically those used in GC-series pressure washers. It also fits pressure washers sold under the Honda, Troy-Bilt, and Briggs & Stratton brands, provided the unit uses a matching Honda GC160 or GC190 engine and the original carburetor part number aligns. Always confirm your engine model and compare the carburetor part number on your original unit to ensure a correct match.
This unit replaces OEM part numbers 16100-Z1A-802, 16100-Z1A-003, 16100-Z0J-013, 16100-Z0J-003, and 16100-Z1A-801. Part number 16100-Z1A-802 is specifically utilized on GC190A and GC190LA engines. Please match both the engine model and the original carburetor number before ordering, as Honda GC-series engines utilize several similar-looking carburetor configurations.
Typical carburetor-related symptoms on Honda GC160/GC190 engines include hard starting, surging at idle or under load, hunting, fuel leaking from the bowl, needing the choke to remain running, poor throttle response, and stalling after startup. On pressure washer engines, another common indicator is an engine that starts but dies or runs unevenly once the washer is under load. If fresh fuel, spark, and airflow are confirmed, the carburetor is a frequent cause of these issues.
The most common cause is stale or ethanol-blended fuel leaving varnish in the pilot circuit, main jet, or emulsion passages. Water contamination, debris from the fuel tank, and a deteriorated fuel line can also restrict fuel flow. On pressure washers that sit unused between seasons, the carburetor often gums up from old fuel left in the bowl. Repeated surging can also be exacerbated by intake gasket leaks or a partially clogged air filter.
For most GC160/GC190 pressure washer engines, this is a moderate repair that typically takes 30 to 60 minutes. Required tools generally include a socket set or nut driver, screwdrivers, needle-nose pliers for the linkage and fuel clamp, and a container or rag to catch fuel. We recommend taking a photo of the governor linkage and spring placement before removal, as this is the most common area for reinstallation errors.
Drain old fuel and refill with fresh gasoline before installation. Inspect the fuel line for cracks, check the tank for sediment, and verify the air filter is clean. It is also advisable to inspect the carburetor mounting gasket and the bowl gasket, as an air leak can cause surging even with a new carburetor. If the engine previously leaked fuel or flooded, ensure the fuel shutoff valve functions properly and that the fuel is free of water contamination.
Yes. Honda GC160 and GC190 carburetors can appear very similar while utilizing different linkages, calibrations, or mounting details depending on the engine suffix. Part number 16100-Z1A-802 is used for GC190A and GC190LA engines, while 16100-Z0J-013 and 16100-Z0J-003 are commonly associated with GC160 pressure washer applications, including the XR2500, XR2600, and XR2625 models. Due to this overlap, the most reliable fitment method is to match the original carburetor number and engine model code rather than relying on the engine family alone.