Detroit Diesel Regulator Screw - Valve Bridge

Technical Overview
This Detroit Diesel regulator screw for the valve bridge enables precise valve lash adjustment on 71 & 92 Series two-stroke engines. Built to OEM tolerances, it stabilizes bridge position, distributes clamp load evenly, and maintains correct valve timing under continuous duty.

Detailed Features
• Regulator/adjusting screw for valve bridge assemblies
• Precision-machined threads for smooth, repeatable setting
• Heat-treated alloy steel for wear and deformation resistance
• OEM-level fit for long service life and reliable adjustment

Compatible Engines

• 3-71N (4-valve head)
• 4-71N (4-valve head), 4-71 Turbo
• 6-71N (4-valve head), 6-71 Turbo
• 6V71N & Turbo; 8V71N & Turbo; 12V71N & Turbo; 16V71N & Turbo
• 6V92N & Turbo; 8V92N & Turbo; 12V92N & Turbo; 16V92N & Turbo

FAQ

1. What does this screw do?
It regulates valve bridge position to set/hold proper valve clearance and timing.

2. Which engines does it fit?
Detroit Diesel 71 & 92 Series listed above, N (naturally aspirated) and T (turbo).

3. Material and finish?
Heat-treated alloy steel with surface protection for extended life.

4. Reuse policy?
Inspect threads/seating; replace if any wear is present. Replacement during valve service is recommended.

5. Is it OEM-spec?
Yes — manufactured to meet or exceed OEM tolerances.