Engines and Components› Camshafts and Valvetrain

Manley Performance

Manley Titanium intake Valve Kit - Big Block General Motors

$1,643.10

SKU: M004 11490TB-8

In Stock
In Stock
Ships by Jun 9
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Advanced — 4+ hours

Description

The Manley Performance 11490TB-8 are titanium intake valves with a 2.250" head diameter and a .3415" stem diameter, designed for Big Block Chevrolet (BBC) engines. These valves are 0.100" longer than stock height and are sold in a set of 8. They feature forged one-piece construction with grain flow technology and a micro-polished surface finish for enhanced fatigue strength. This is a special order, non-stock, and non-returnable part.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandManley Performance
Part NumberM004 11490TB-8

Buy with Confidence

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.

View Full Return Policy