






⚡ Upgrade your ride with valves that mean business — don’t get left in the dust!
The MOTO1988 Engine Valve Set features high-grade 21-4 and 40Cr steel intake and exhaust valves engineered for Honda XR, CRF, NSF, and XL models spanning 1977 to 2013. This OEM-compatible kit includes all necessary components for a precise fit and reliable performance, delivering enhanced heat resistance and corrosion protection to extend engine life. Perfect for riders seeking durable, professional-grade upgrades backed by dedicated customer support.
| Material | Alloy Steel |
| Brand | MOTO1988 |
| Inlet Connection Size | 1 Inches |
| Inlet Connection Type | Flange |
| Outlet Connection Type | Flange |
| Number of Ports | 2 |
| Valve Type | Intake Valve, Exhaust Valve |
| Manufacturer | MOTO1988 |
| UPC | 795234627610 |
| Part Number | 14711-152-000 14721-176-000 |
| Item Weight | 3.52 ounces |
| Package Dimensions | 3.35 x 2.91 x 2.72 inches |
| Item model number | 14711-152-000 14721-176-000 |
| Batteries Included? | No |
| Batteries Required? | No |
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