19300-ZW9-003 Honda Marine Thermostat | Genuine OEM Outboard Part
19300-ZW9-003 Honda Marine Thermostat | Genuine OEM Outboard Part
Couldn't load pickup availability
✓ Authorised Volvo Penta Dealer · Marine & auto specialists · Ships Australia-wide
🔧 Product Description
Genuine Honda Marine 60°C Thermostat Assembly - Part Number: 19300-ZW9-003
A genuine Honda 60°C thermostat used across several small, mid-range and selected large four-stroke outboard cooling circuits. Because Honda reused this thermostat in different locations, engine model and thermostat position must be checked.
⚙️ Key Features
- Factory 60°C opening specification
- Wax-element thermostat construction
- Shared across multiple Honda engine families
- Direct OEM replacement
- Used with the correct model-specific cover seal or O-ring
🚤 Compatibility
Commonly used on
- Honda Marine four-stroke outboard cooling-system applications
Typically suits
- Engine models:
- BF8B/D, BFP8B/D, BF9.9D and BFP9.9D
- BF10B/D and BFP10B/D
- BF15D and BF20D
- BF25D and BF30D
- BF40A/D/E and BF50A/D
- BF60A and BFP60A
- BF75D, BF80A, BF90D and BF100A
- Selected early BF200A and BF225A thermostat positions
- HP Range: 8HP-225HP, model and thermostat position dependent
- Engine Type: Honda four-stroke outboard
- Year Range: Approximately 2001 onward
🔌 Function
Controls coolant temperature by opening near 60°C and directing water through the engine once the required warm-up temperature is reached.
⚠️ Common Signs of Failure
- Engine remains cold or produces excessive condensation
- Overheat alarm from a stuck-closed thermostat
- Thermostat corroded with salt deposits
- Unstable temperature during idle or cruise
- Reduced fuel economy from incorrect operating temperature
🔄 Supersession & Cross Reference
OEM Supersession Chain
- No supersession; current Honda OEM reference
OEM / Related Numbers
- Honda: 19300-ZW9-003
- Related Honda references used in aftermarket catalogues: 19300-881-741 and 19300-921-003
Aftermarket / Verified Equivalents
- Sierra: 18-3628
- Recmar: REC19300-ZW9-003
- Parsun/aftermarket reference: PAF15-07000031
📦 Condition
- Genuine Honda Marine OEM part
- Brand new
- Supplied in original or equivalent packaging
Shipping & Delivery
Shipping & Delivery
Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.
Returns & Warranty
Returns & Warranty
14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in new, unused condition for a refund or exchange. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.
Not sure this fits?
Not sure this fits?
Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.
Share
