ID
1019575
$ 521.73
1-2 weeks delivery time
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The Nanni Diesel 970302404 oversize piston ring set (+0.5) is a precision replacement ring pack used in the crankshaft and pistons assembly to restore effective sealing at the piston-to-cylinder interface. Designed for 4.190HE engines, it helps maintain strong compression control and supports stable oil management for dependable marine diesel operation.
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Oversize +0.5 Piston Ring Set for Crankshaft and Pistons Assembly
The Nanni Diesel 970302404 is an oversize piston ring set (+0.5) for engines using the crankshaft and pistons assembly. By renewing the ring seal around the piston, it supports consistent compression performance and helps control oil film behavior during marine duty cycles.
Compatibility
- 4.190HE engines
Technical Specifications
Brand Nanni Diesel Part Number 970302404 Type Piston Ring Set Oversize +0.5
Product Details
- Assembly Location: Crankshaft and Pistons
- Component Role: Seals the piston in the cylinder bore to support compression and oil control
Features
- Oversize ring set intended for matched service work where +0.5 sizing is required
- Helps restore efficient combustion sealing for smoother, more consistent engine running
- Supports proper oil control to reduce unwanted blow-by and oil consumption
- OEM replacement part for correct fit within the Nanni Diesel crankshaft and pistons group
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