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Tillotson .825 Throttle Shutter
14A-12 Tillotson .825 Throttle Shutter
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Tillotson .825 Throttle Shutter

Part Number: 14A-12
Online Price: $2.99
14A-12 Tillotson .825" Throttle Shutter – Fits HL-132, HL-166, HL-357 & GX200 Stock Appearing Builds
Availability: In Stock.

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Description

14A-12 Tillotson Throttle Shutter – .825" Brass Shutter for HL-Series Carburetors


Upgrade your carburetor performance with the 14A-12 Tillotson Throttle Shutter, designed for .825-inch throttle bores. Precision-crafted from high-quality brass, this shutter offers a direct-fit replacement for several Tillotson HL-series carburetors, ensuring smooth throttle response and optimal airflow.

Fits the following Tillotson carburetors:

  • HL-132B
  • HL-132C
  • HL-132E
  • HL-166B
  • HL-166C
  • HL-357A
  • Other Tillotson models with .825" throttle bore


This part is also a top choice among engine builders and performance tuners working on GX200 Stock Appearing class carburetors, thanks to its increase bore size fitment and durability under racing conditions.


Key Features:

  • OEM-style part number: 14A-12
  • Precision fit for .825" throttle bores
  • Compatible with multiple Tillotson HL-series models
  • Made from durable, corrosion-resistant brass
  • Popular in GX200 Stock Appearing carburetor builds

Whether you're restoring a small engine, building a racing setup, or maintaining shop inventory, the 14A-12 Tillotson throttle shutter delivers reliability, performance, and a factory-quality fit.a

FAQ

Q1: What carburetors are compatible with the 14A-12 Tillotson throttle shutter?

A: The 14A-12 shutter fits Tillotson HL-series carburetors with a .825" throttle bore, including HL-132B, HL-132C, HL-132E, HL-166B, HL-166C, and HL-357A.


Q2: Is this throttle shutter suitable for GX200 Stock Appearing carburetors?

A: Yes, many carburetor builders use the 14A-12 shutter when building GX200 Stock Appearing carburetors due to its bore size and reliable performance.


Q3: What material is the 14A-12 throttle shutter made of?

A: This shutter is manufactured from high-quality brass, which offers excellent durability and resistance to corrosion.


Q4: How do I measure my throttle bore to confirm compatibility?

A: Use a caliper to measure the inside diameter of your carburetor’s throttle bore. If it measures approximately .825 inches (21mm), this shutter should be a correct fit.

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