Engines and Components› Camshafts and Valvetrain

Manley Performance

Manley Chevrolet Big Block Exhaust Valve Kit - 1.720in Head Dia. 5.354in O/A Length, 0.3715in Stem

$766.42

SKU: M004 11553-8

In Stock
In Stock
Ships by Jun 20
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

Manley Performance is a leading manufacturer of high-performance and racing valves, known for its quality since 1966. These Severe Duty BBC series performance valves are an excellent choice for bracket, oval track, or high-performance street engines. They are made from XH-428 exhaust material, feature chrome stems and hardened valve tips, and are swirl polished and fully machined.

Fitment

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Specifications

BrandManley Performance
Part NumberM004 11553-8

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Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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