Wacker Neuson 5100031892 Cylinder Head Stud

The Wacker Neuson Cylinder Head Stud is a genuine OEM component designed for the RD7Ye, RD7Yehf, RD7Yeh, RD7Yehfb, and RD10Yehf series walk-behind and tandem rollers. As a direct OEM part, the is manufactured to the exact specification required for correct cylinder head clamping load and thread engagement. This stud fits across a broad range of roller configurations within the RD7 and RD10 families, making it a dependable choice when returning your machine to full operating condition. Always confirm your model number against the fitment list before ordering.

Key Features

• Genuine OEM Thread Integrity — Manufactured to exact Wacker Neuson thread pitch and material spec, ensuring correct torque load on the cylinder head without risk of stripping or misalignment.
• Direct Drop-In Installation — Matches the OEM stud position and length exactly, so the cylinder head, gasket, and nuts seat correctly without reworking the block.
• Broad RD Series Compatibility — Fits RD7Ye, RD7Yeh, RD7Yehf, RD7Yehfb, and RD10Yehf roller configurations across multiple build series.
• Sustained Clamping Performance — A correctly torqued cylinder head stud maintains head gasket compression; a worn, stretched, or damaged stud leads to gasket failure, coolant loss, and loss of compression.
• Critical Sealing System Component — Proper stud condition is essential to maintaining cylinder head integrity; using the correct OEM replacement prevents pressure-related engine damage during operation.

A cylinder head stud is a threaded fastener that anchors the cylinder head to the engine block, holding the head gasket under the precise clamping load needed to seal combustion gases, coolant passages, and oil galleries. Unlike a bolt, a stud remains fixed in the block while the nut is torqued from above, which distributes clamping force more evenly across the gasket surface. When a stud stretches, corrodes, or fails, it compromises that clamping load — allowing the head gasket to leak and leading to overheating, compression loss, or internal fluid contamination that can cause significant engine damage if left unaddressed.

Part Details

Compatibility & Fitment

Verify Before You Order

Fitment is machine-number and revision-specific; always confirm your model and serial number against the fitment list.

Why Buy From DHS Equipment

Every part is verified against the manufacturer's part number before it ships, so what you order is what arrives. We carry parts from leading OEM brands and our own DHS Quality Parts line of professional aftermarket components. Need help finding the right part? Our team is available to confirm compatibility whenever you need it. Orders are processed fast to keep your jobs on track. We don't just sell parts. We keep you jobsite ready.

Questions? Contact our team at [email protected] or 866-611-9369 — DHS Equipment is here to help you maintain peak performance.