Exterior Components› Body Panels and Components

Big End Performance

8 HOLLEY 4150 SERIES BLUE/RED FINISH DUAL INLET CARB LINE KIT

$52.57

SKU: B01B 12115

In Stock
In Stock
Ships by Jun 14
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Big End Performance 12115 is a dual inlet carburetor line kit designed for Holley 4150 carburetors. This kit comes pre-assembled, making installation straightforward. It features a 1/8 in. NPT port for gauge provision and includes inlet gaskets.

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

BrandBig End Performance
Part NumberB01B 12115

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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