Genuine Tohatsu Piston 0.5mm Oversize MD40 MD50 TLDI 3T5-00004-1
3T5-00004-1
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Genuine Tohatsu 0.5 mm oversize piston for selected MD40 and MD50 TLDI outboards. Part 3T5-00004-1 is intended for a cylinder that has been professionally measured and machined to the matching oversize specification.
Key Features
- Genuine Tohatsu oversize piston
- 0.5 mm oversize service specification
- For selected three-cylinder MD40/MD50 TLDI powerheads
- For professional machining and engine rebuilding
- Rings, pin, clips and bearings are separate unless shown
Technical Specs
- Manufacturer: Tohatsu
- Part type: Piston
- Size: 0.5 mm oversize
- Manufacturer part number: 3T5-00004-1
- Quantity: 1 piston
Compatibility / Fitment Guide
Catalogued as the optional 0.5 mm oversize piston for selected MD40A/B/B2 and MD50A/B/B2 TLDI engines. It is not for 3.5–15 HP portable engines as previously stated. Confirm the required finished bore, piston clearance and engine serial number before ordering.
Part Number Cross Reference
- Tohatsu: 3T5-00004-1
- Earlier related reference: 3T5-00004-0
- Standard replacement piston: 3T5-00001-1
- Matching oversize rings: 3T5-00014-0 first and 3T5-00015-0 second
Frequently Asked Questions
Can this piston be fitted to a standard bore?
No. It requires the cylinder to be machined to the correct 0.5 mm oversize specification.
Are piston rings included?
Do not assume so. This listing is for the piston unless additional components are clearly shown.
Who should perform the machining?
A marine-engine machine shop should measure the supplied piston and finish the cylinder to the Tohatsu clearance specification.
For the products under £150 the shipping is £6.99.
Free delivery for most items over £150.
