GSC Power Division 3051-8 Manganese Bronze Exhaust Valve Guides for Honda B16A

Vehicle Fitment

• 1992-2001 Acura Integra GS-R (B18C1, 1.8L I4, FWD)
• 1997-2001 Acura Integra Type R (B18C5, 1.8L I4, FWD)
• 1999-2000 Honda Civic Si (B16A, 1.6L I4, FWD)
• 1994-1997 Honda Civic del Sol VTEC (B16A, 1.6L I4, FWD)
• 1988-2000 Honda Civic SiR / SiR II (B16A, 1.6L I4, FWD)

Fitment Notes

• Designed for Honda B-series VTEC cylinder heads.
• Exhaust valve guide set only.
• Standard size replacement guides (set of 8).
• Requires machine shop installation and proper reaming.
• Not compatible with non-B-series engine platforms.

Features

• Made from premium C67410 manganese bronze material.
• Precision CNC-machined for tight dimensional accuracy.
• Improved heat transfer from valve to cylinder head.
• Enhanced wear resistance for high-RPM VTEC operation.
• Designed to support aggressive camshaft profiles.
• Optimized internal finish for smoother valve stem movement.
• Durable construction for performance and racing use.
• Direct-fit replacement for OEM-style B-series guides.

Specifications

• Part Number: 3051-8
• Manufacturer: GSC Power Division
• Product Type: Exhaust Valve Guides (Set of 8)
• Engine Family: Honda B16A / B17A / B18C
• Material: C67410 Manganese Bronze
• Valve Stem Diameter: 5.5mm
• Application: Exhaust side
• Installation Type: Press-fit (machine installation required)

Included Components

• 8x Exhaust Valve Guides

Product Description

The GSC Power Division 3051-8 Exhaust Valve Guide Set is engineered for Honda B-series VTEC engines including B16A and B18C applications. These guides are manufactured from high-strength C67410 manganese bronze, providing excellent durability and heat transfer characteristics compared to standard OEM components. They are designed to maintain precise valve stem alignment under high-RPM and high-temperature operating conditions.

Each guide is CNC-machined to tight tolerances to ensure consistent fitment and reduce machining time during installation. The enhanced bronze material improves wear resistance and helps manage thermal loads in performance-built engines, making them suitable for both street performance and motorsport applications.

Ideal for engine rebuilds, head porting projects, and high-performance VTEC builds, the 3051-8 set ensures reliable exhaust valve control and long-term durability. Professional machine shop installation is required to properly size and finish the guides for optimal valve clearance and performance.