Skunk2's Viton valve stem seals fit popular Honda B, D, F, and K series engines using a 5.5mm valve stem, controlling oil into the combustion chamber while keeping each stem lubricated. Manufactured entirely from high-quality Viton to exceed OEM specifications, they resist heat, oil additives, and abrasion, and add stiffer retaining springs for a precise fit.
| Type | Viton valve stem seal set |
| Material | High-quality Viton |
| Size | 5.5mm valve stem |
| Fitment | Honda/Acura B, D, F, K series engines using 5.5mm valve stems |
| Part Number | 312-05-0100 |
Shipping: In-stock orders placed before 3 PM EST ship the same day, and everything else ships within 24 hours. Standard, expedited, and overnight options are available at checkout. Backordered items ship as soon as we get them back in stock. Contact us for lead times. See the full Shipping Policy.
Returns: 30-day returns on new, unused items in original packaging. See the full Refund Policy.
