HOLLEY R6319 Carburetor Ihc Trk Choke 1BBL. Trk. 4/6

( Brand: Holley ), ( Type: Carburetor ), ( Manufacturer Warranty: 1 Month ), ( Fitment Type: Direct Replacement ), ( Manufacturer Part Number: R6319 ), ( Mounting Hardware Included: No ), ( Material: Steel ), ( Vintage Part: Yes ), ( Country Of Origin: United States )

Review HOLLEY 1bbl. Carburetor Ihc Trk. 4/6 Cyl Hand Choke fits 1968–1972

The Holley R6319 1BBL Carburetor is a legendary performance component for 1968-1972 International Harvester Scout Trucks and Trailblazers equipped with the 4/6 cylinder inline-six engine. This carburetor, specifically designed as a replacement for the original IH choke carburetors, offers a multitude of benefits to enhance your vehicle's performance and reliability.

The R6319 1BBL Carburetor boasts a traditional single-barrel design, which ensures excellent throttle response, improved fuel efficiency, and a smooth power delivery. This design is complemented by Holley's advanced technology, such as a vacuum secondary system that provides a more consistent and powerful idle, smoother transitions during acceleration, and an overall improvement in engine performance.

This carburetor features a 1BBL (Single Barrel with Bypass) design, which includes a secondary choke circuit. The 1BBL design is known for its excellent idle quality and quick throttle response, making it an ideal choice for daily drivers and light performance applications. The secondary choke circuit ensures a reliable start, even in cold weather conditions.

The R6319 1BBL Carburetor is equipped with Holley's proven 370 cfm venturi, which guarantees ample fuel flow for most applications. The venturi diameter is optimized to provide a consistent fuel mixture, ensuring your engine runs efficiently and effectively.

One of the most notable features of this carburetor is its adjustability. It comes with a conveniently located adjustable primary and secondary idle mixture screws, as well as a primary and secondary jet kit, allowing for precise tuning to your specific engine and driving conditions. This level of adjustability guarantees optimal engine performance, whether you're cruising on the highway or tackling rough off-road terrain.

Additionally, the R6319 1BBL Carburetor incorporates a float bowl drain plug, which makes it easy to remove and clean the float bowls for maintenance purposes. This feature ensures the longevity and reliability of your carburetor, as routine maintenance is essential for maintaining optimal engine performance.

The Holley R6319 1BBL Carburetor is designed for easy installation, with bolt-on mounting flanges that replace the factory carburetor mounts with minimal modifications required. This makes it a straightforward upgrade for Scout Truck and Trailblazer owners.

In summary, the Holley R6319 1BBL Carburetor is an exceptional performance upgrade for 1968-1972 International Harvester Scout Trucks and Trailblazers. With its traditional single-barrel design, advanced technology, adjustability, and ease of installation, this carburetor delivers improved engine performance, reliability, and drivability.

The Holley R6319 1BBL carburetor is a popular choice for restoring or upgrading 1968-1972 IHC (International Harvester) trucks with 4/6 cylinder engines and a 1BBL (single barrel) carburetor setup. Here are some pros and cons to consider before making a purchase.

1. Holley is a well-known and reputable brand in the automotive aftermarket industry, known for producing high-performance carburetors.

2. The R6319 is specifically designed for IHC trucks, ensuring a proper fit and function.

3. The carburetor comes with a 1-year limited warranty from Holley.

4. Holley offers a wide range of performance options, including various air gap adjustments, emulsion tubes, and jets, allowing for customization to meet specific engine requirements.

5. The design of the R6319 includes a choke system, which can help improve starting performance in cold weather conditions.

1. The R6319 may require additional modifications or customization, such as the installation of a new intake manifold or throttle linkage, to properly fit and function with the truck's engine and transmission setup.

2. The price point of the R6319 is higher than some alternative carburetor options, which could be a deterrent for some buyers on a budget.

3. The installation process can be complex and time-consuming, requiring a certain level of mechanical skill and experience.

The Holley R6319 1BBL carburetor is a high-quality and reliable option for restoring or upgrading a 1968-1972 IHC truck with a 4/6 cylinder engine and a 1BBL carburetor setup. While the price point may be higher than some alternative options, the benefits of purchasing from a reputable brand like Holley, the availability of performance options, and the inclusion of a choke system make it a worthwhile investment for those who prioritize performance and reliability.

If you are in the market for a new carburetor for your 1968-1972 IHC truck and are looking for a high-performance, reliable option, the Holley R6319 1BBL carburetor is a solid choice. However, be prepared for potential modifications or customization requirements, and budget accordingly for the installation process and the higher price point compared to some alternative options.

part # r6319 prices

• $57.00-$584.10

specifications carbcaddie:

• for years: 1968-1972
• brand: Holley
• type: Carburetor
• manufacturer warranty: 1 Month
• fitment type: Direct Replacement
• manufacturer part number: R6319
• mounting hardware included: No
• material: Steel
• vintage part: Yes
• country of origin: United States

seller carbcaddie:

• # reviews: 3145
• rating: 99.5%

shipping carbcaddie:

• class: Standard
• service: UPS Ground
• cost: $16.05
• type: Calculated
• transit: 3-6 Days
• carrier: UPS

general carbcaddie:

• condition: Remanufactured
• Car Truck Parts Accessories > Air Fuel Delivery > Carburetor Parts

payments carbcaddie:

• other
• wallet: Google-pay
• credit card: Discover

returns carbcaddie:

• policy: No Returns

offer carbcaddie:

• availability: In Stock
• started: May 16, 2026
• quantity: 1
• options: Ship-to-home
• sold: 0

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