Manley 11377-8 in our Camshafts Deptartment

The Manley 11377-8 Race Series exhaust valves are engineered specifically for Honda B-series engines including B16A1, B16A3, B17A1, and B18C1 applications. These high-performance stainless steel valves feature an oversized 29mm head diameter (+1mm over stock) and 102.70mm overall length, designed to maximize exhaust flow and power output in demanding racing environments.

Key Features:

• Race Series XH-426 stainless steel construction for exceptional durability and heat resistance
• 29mm head diameter (+1.0mm oversized) for improved exhaust flow
• Chrome stems with fully hardened tips for enhanced longevity and wear resistance
• Swirl polished under-head areas and fully machined combustion faces for optimized flow
• Dish design for precise valve-to-piston clearance in high-compression applications
• 102.70mm overall length designed for Honda B-series cylinder heads
• Engineered for bracket racing, drag racing, and high-performance street applications

Manley's Race Series valves are meticulously manufactured to meet the rigorous demands of high-RPM racing engines and are the ideal choice for engines operating under 8,000 RPM. Each set includes 8 exhaust valves and is manufactured in the USA to Manley's exacting quality standards. These valves deliver the performance and reliability needed for serious Honda enthusiasts pushing their B-series engines to the limit.