The Genuine Tohatsu Carburettor Insulator 3H6-03952-1 is an OEM replacement component designed for selected Tohatsu small four-stroke outboard motors. Installed between the carburettor and engine intake assembly, this insulator helps separate the carburettor from engine heat while maintaining the correct mounting arrangement. Ideal for replacing cracked, distorted or damaged original components during carburettor servicing, intake system maintenance and engine repairs.
Carburettor (Tohatsu)
Carburettor Insulator – 3H6-03952-1
Brand: Tohatsu
SKU: 3H6-03952-1
$6.65
Key benefits
Key Benefits
- - Genuine Tohatsu OEM replacement carburettor insulator.
- - Helps reduce heat transfer from the engine to the carburettor.
- - Maintains the correct carburettor mounting arrangement.
- - Suitable for selected small four-stroke outboards.
- - Ideal for intake system and carburettor repairs.
- - Supplied individually — not a kit.
Compatible Outboard Motors
- Tohatsu Four-Stroke
- 2HP–3.5HP
- - MFS2B – 2HP
- - MFS2.5B – 2.5HP
- - MFS3.5B – 3.5HP
- 4HP–6HP
- - MFS4C – 4HP
- - MFS5C – 5HP
- - MFS6C – 6HP
- - MFS4D – 4HP
- - MFS5D – 5HP
- - MFS6D – 6HP
- - MFS5D LPG – 5HP
Cross-Reference & Superseded Part Numbers
- Genuine Tohatsu References
- - 3H6-03952-1 – Carburettor insulator
- - 3H6039521M – Genuine ordering number
- - 3H6039521 – Unhyphenated reference
Suitable Applications
- - Carburettor insulator replacement.
- - Four-stroke outboard servicing.
- - Carburettor removal and refitting.
- - Intake manifold repairs.
- - Replacement of cracked or distorted spacers.
- - Engine intake system maintenance.
Signs the Insulator Needs Replacing
- - Cracks or physical damage.
- - Distortion or warping.
- - Damaged mounting surfaces.
- - Air leakage around the carburettor mounting area.
- - Rough or unstable idle caused by an intake leak.
- - Damage during carburettor removal.
Shipping
Ships Australia-wide