Exterior Components› Body Panels and Components

B&M Racing (Holley)

MODULATOR

$64.15

SKU: B056 20234

In Stock
In Stock
Ships by Jun 15
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

The B&M 20234 is an adjustable vacuum modulator designed to tailor shift points. It allows for adjustment within a range of 2 to 4 mph and comes pre-adjusted for normal shift points. This modulator is constructed from steel with a gold iridited finish.

Fitment

Fitment Guaranteed

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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

BrandB&M Racing (Holley)
Part NumberB056 20234

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.

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