Genuine Tohatsu 2nd Piston Ring 0.5mm Oversize MD40 MD50 3T5-00015-0
3T5-00015-0
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Genuine Tohatsu second compression piston ring for a 0.5 mm oversize piston in selected MD40 and MD50 TLDI outboards. Part 3T5-00015-0 is an individual oversize service component for engines that have been correctly rebored and fitted with matching 0.5 mm oversize pistons.
Key Features
- Genuine Tohatsu second piston ring
- 0.5 mm oversize specification
- For selected three-cylinder MD40/MD50 TLDI powerheads
- Individual ring, not a complete piston-ring set
- For professional engine rebuilding and measurement
Technical Specs
- Manufacturer: Tohatsu
- Part type: Second piston ring
- Size: 0.5 mm oversize
- Manufacturer part number: 3T5-00015-0
- Quantity supplied: 1 ring
Compatibility / Fitment Guide
Shown as the optional second 0.5 mm oversize ring for selected MD40A/B/B2 and MD50A/B/B2 TLDI engines. It must only be used with the matching oversize piston and correctly machined cylinder. It is not a general MFS/MFSD ring as previously described.
Part Number Cross Reference
- Tohatsu: 3T5-00015-0
- US catalogue format: 3T5000150M
- Compact search format: 3T5000150
- Standard-size second ring: 3T5-00012-0
- Matching 0.5 mm oversize first ring: 3T5-00014-0
Frequently Asked Questions
Is this a complete ring set?
No. This listing supplies one second compression ring.
Can it be fitted to a standard bore?
No. It is intended for a correctly machined 0.5 mm oversize cylinder and matching piston.
Should ring end gap be checked?
Yes. Measure bore size, ring end gap and piston clearances to the Tohatsu workshop specifications.
For the products under £150 the shipping is £6.99.
Free delivery for most items over £150.
