Rocker Cover Bolt V4 857071
| Article number: | 857071 |
| Availability: | In stock |
Genuine OEM Aprilia Rocker / Valve Cover Bolt - 857071
Fitment - All RSV4 and Tuono V4 years
Whether you are performing routine checks, replacing worn valve cover gaskets, or executing a top-end engine rebuild on your Aprilia V4 motorcycle, using factory original hardware is critical. Designed to exact Piaggio/Aprilia factory specifications, this shoulder bolt provides uniform clamping force across the cylinder head, securing the valve cover without pinching or distorting internal gaskets.
Key Features & Benefits
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Factory Original Equipment (OEM): Authentic Piaggio/Aprilia replacement part ensures exact thread pitch, shoulder length, and metal temper.
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Leak Prevention: Maintains precise torque pressure on the valve cover to prevent top-end oil seepage and protect sensitive ignition components.
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Corrosion & Heat Resistant: Built from high-tensile, heat-treated steel to withstand extreme high-temperature V4 engine operation.
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Direct Drop-In Replacement: Fits seamlessly into existing mounting locations on front and rear cylinder head covers.