The Tilt Tube Nuts from Buckshot Racing #77 are the ultimate high-performance replacement for Mercury Marine and Mercury Racing outboards, engineered to fit 20-inch and 25-inch mid-sections and 15-inch and 20-inch mid-sections in Single Ram Trim Transom Bracket Assemblies.
 
Designed for Mercury 2.0L, 2.4L, 2.5L, and 3.0L outboard engines, these precision-fit nuts ensure durability and stability for EFI (Electronic Fuel Injection), Optimax, Pro XS, FourStroke, and Racing XS models, covering 30 HP to 300 HP, including 40 HP EFI 4-Cylinder, 50 HP EFI, 60 HP EFI, 75 HP EFI, 115 HP EFI, 150 HP Pro XS, 175 HP Pro XS, 200 HP EFI, 225 HP Optimax, 250 HP XS (3.0L & 3.2L), and 300X (3.0L EFI) PRO MAX Racing.
 
Made from hardened steel with a zinc-plated finish, these nuts provide corrosion resistance and more importanly reduce galling issues common in stainless-on-stainless configurations.
 
Each set includes two Thin Jam Nylon Insert Lock (NTE) Tilt Tube Nuts, one for the big end and one for the small end, ensuring a secure and precise fit that enhances steering stability and prevents excessive mid-section play. These nuts replace Mercury OEM part numbers 859133 (NLA) and 858869, ensuring a seamless fit for a wide range of applications.
 
For those seeking long-lasting durability, the Buckshot Racing #77 Custom Stainless Tilt Tube serves as a direct replacement for worn-out OEM tilt tubes, solving common issues like internal corrosion, restricted steering rod movement, and mid-section instability, which can negatively impact handling performance.
 
The stainless tilt tube is compatible with Mercury OEM part numbers 859133 (NLA) and 858869, making it a direct, corrosion-resistant upgrade over stock components.
 
Fully compatible with Mercury OEM part numbers 11-859133 (NLA), 11-858869, 826125A1, 826125A2, 85366, 99170A1, and 826125A1, this upgrade seamlessly integrates with Mercury Marine and Mercury Racing Single Ram Trim Transom Bracket Assemblies.
 
If you have any more technical questions or installation support, you can contact Mike Hill at +1-714-697-1716 or by email at mike@buckshotracing77.com.