BC3900 Intake Valve (Honda B16A/B18C/B17A/H22A VTec 5.5Mm Guides – Quantity Of 8), 8 Pack

✅ Engine Compatibility (5.5mm Guide Applications)

Designed for:

• B16A

• B18C (GSR / Type R variants)

• B17A

• H22A

Commonly found in:

• Honda Civic

• Acura Integra

• Honda Prelude

⚠ Confirm valve guide diameter (5.5mm) before ordering.
⚠ Not compatible with engines using different guide sizes.

Brian Crower premium valves guides are made from manganese silicon aluminum bronze alloy and CNC machined to exacting tolerances. Brian Crower guides are resistant to cracking and corrosion, while reducing friction and insures high lubrication even at elevated engine temperatures and RPM’s. The perfect replacement to worn or damaged guides and 100% compatible with Brian Crower lineup of stainless steel valves.

🔧 BC3900 Honda Intake Valves Specifications

• Quantity: 8 intake valves (complete intake side for 4-cyl DOHC)

• Valve guide size: 5.5mm

• Standard size replacement

• Designed for performance and rebuild applications

Perfect for stock bore head refresh or mild performance upgrades.

Brian Crower premium valves guides are made from manganese silicon aluminum bronze alloy and CNC machined to exacting tolerances

🏁 When to Replace Intake Valves

✔ Burnt valves
✔ High-mileage head rebuild
✔ Aggressive cam upgrade
✔ Valve job during engine refresh
✔ Boosted application rebuild

Worn intake valves can cause:

• Compression loss

• Poor idle

• Misfires

• Reduced power

• Boost leakage (on forced induction builds)

Brian Crower guides are resistant to Cracking and corrosion, while reducing friction and insures high lubrication even at elevated engine temperatures and RPM’s

⚙ Ideal Build Scenarios

• Stage 1 / Stage 2 cam builds

• Naturally aspirated VTEC builds

• Turbo B-series setups

• H22 high-RPM builds

If you’re increasing rev limit or lift, inspect springs and retainers at the same time.

The perfect replacement to worn or damaged guides and 100% compatible with Brian Crower lineup of Stainless Steel valves

🔩 BC3900 Honda Intake Valves Installation Notes

• Always inspect and machine valve seats as needed

• Replace valve stem seals

• Verify guide clearance

• Check installed height

• Confirm piston-to-valve clearance on performance builds

Valvetrain precision isn’t optional.