Genuine Tohatsu TLDI Air Pressure Regulator 40-115HP 3T5-10090-0
3T5-10090-0
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Genuine Tohatsu air-pressure regulator assembly for selected TLDI outboards. Part 3T5-10090-0 forms part of the air rail and regulates compressed-air pressure used by the direct-injection system.
Key Features
- Genuine Tohatsu TLDI air regulator
- Complete regulator assembly under the stated part number
- Designed for the applicable air-rail pressure circuit
- Original mounting and connection arrangement
- Supplied as one regulator assembly
Technical Specs
- Manufacturer: Tohatsu
- Part type: Air-pressure regulator assembly
- System: TLDI compressed-air rail
- Application range: selected 40–115 HP TLDI models
- Manufacturer part number: 3T5-10090-0
- Quantity: 1
Compatibility / Fitment Guide
Listed for selected MD40, MD50, MD70, MD90 and MD115 TLDI engines, generally in earlier production ranges. It is not an electrical regulator and does not fit MFS2.5–MFS6 models as previously described. Later engines may use a revised regulator, so confirm the air-rail diagram and serial number.
Part Number Cross Reference
- Tohatsu: 3T5-10090-0
- US catalogue format: 3T5100900M
- Compact search format: 3T5100900
- Catalogue description: Regulator, Air / Air Regulator Assembly
Frequently Asked Questions
Is this a voltage regulator?
No. It is a mechanical air-pressure regulator for the TLDI injection system.
Does it fit every 40–115 HP TLDI?
No. Regulator revisions and serial breaks apply; check the exact air-rail diagram.
Are O-rings included?
Only the components shown with the regulator are supplied. Renew separate seals where required by the service manual.
For the products under £150 the shipping is £6.99.
Free delivery for most items over £150.
