MSD L2412158 Distributor Vacuum Advance 656035850181 V1500

( Brand: Msd ), ( Manufacturer Part Number: L2412158 ), ( Part Type: Vacuum Distributor ), ( Fitment Type: Performance/custom ), ( UPC: 656035850181 )

Review MSD Distributor Vacuum Advance Chevrolet V1500 fits SUBURBAN 1989–1991

The MSD L2412158 Distributor Vacuum Advance is a performance upgrade for Chevrolet 1989-1991 V1500 Suburbans. This vacuum advance kit replaces the factory unit, providing improved ignition timing for better engine performance.

The MSD L2412158 is a mechanical vacuum advance kit, meaning it utilizes engine vacuum to advance the timing. Unlike the stock unit, this kit offers a more consistent and predictable advance curve due to its robust design and high-quality components. The advanced timing helps the engine breathe more efficiently, leading to increased power and torque.

This kit features a 12-inch (30.5 cm) long, 10mm (0.39 in) diameter vacuum hose, which is longer than the factory hose. The extended length ensures proper positioning of the advance unit relative to the intake manifold, especially on lifted or modified vehicles. The hose is reinforced with a braided stainless steel cover to prevent collapsing under vacuum, ensuring reliable operation.

The MSD L2412158 distributor vacuum advance kit includes a bracket that mounts the advance unit to the intake manifold using factory mounting points. This bracket is CNC-machined from 6061-T6 aluminum for strength and durability. It also includes a vacuum port that connects to the intake manifold vacuum source.

The advanced design of the MSD L2412158 distributor vacuum advance kit results in quicker engine response during acceleration, smoother idle, and better fuel efficiency. It is an ideal upgrade for performance enthusiasts looking to extract more power from their Chevrolet V1500 Suburban engines.

In summary, the MSD L2412158 Distributor Vacuum Advance is a high-performance upgrade for Chevrolet 1989-1991 V1500 Suburbans. It offers improved ignition timing through a robust and reliable vacuum advance mechanism, resulting in increased power, torque, and fuel efficiency. This kit features a long, reinforced vacuum hose, a CNC-machined mounting bracket, and a quick installation process.

Buying an MSD L2412158 distributor vacuum advance for a 1989-1991 Chevrolet Suburban with a 1500 V8 engine can have several pros and cons to consider before making a purchase.

1. Improved Engine Performance: The MSD distributor vacuum advance can provide better vacuum advance, which results in improved engine performance. It can help the engine breathe better, especially during idle and low RPM situations.

2. Easy Installation: This aftermarket part is relatively easy to install, and it can be done in less than an hour with basic hand tools.

3. High-Quality Construction: MSD is a reputable brand known for manufacturing high-performance ignition components. The L2412158 distributor vacuum advance is built to last and can provide reliable performance for a long time.

4. Fuel Economy: The improved engine performance and better idle quality can lead to better fuel economy in the long run.

1. Cost: Compared to the factory distributor vacuum advance, the MSD L2412158 can be more expensive. However, the performance benefits it offers can justify the investment for some.

2. Compatibility: It is essential to ensure that this aftermarket distributor vacuum advance is compatible with your specific engine and transmission configuration. It is designed for 1989-1991 Chevrolet Suburbans with a 1500 V8 engine, but it's always a good idea to double-check before purchasing.

3. Adjustment: The MSD L2412158 distributor vacuum advance may require some adjustment to achieve optimal performance. Proper adjustment can ensure the best possible results and help prevent any potential issues.

The MSD L2412158 distributor vacuum advance can offer significant performance benefits for 1989-1991 Chevrolet Suburbans with a 1500 V8 engine. These benefits include improved engine performance, easy installation, high-quality construction, and potential fuel economy improvements. However, it also comes with some cons such as cost, compatibility, and adjustment requirements. It's essential to weigh the pros and cons carefully and consider your specific needs and budget before making a purchase.

If you're looking to improve the performance of your 1989-1991 Chevrolet Suburban with a 1500 V8 engine and are willing to invest in a high-quality aftermarket distributor vacuum advance, the MSD L2412158 could be an excellent choice. However, ensure that it's compatible with your vehicle and transmission configuration before making a purchase, and be prepared for any potential adjustments required for optimal performance.

Details:

part #: l2412158 price

• $32.19

specifications disripa:

• for models: Suburban
• for makes: Chevrolet
• for years: 1989-1991
• brand: Msd
• mpn: L2412158
• part type: Vacuum Distributor
• fitment type: Performance/custom
• upc: 656035850181

payments disripa:

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

shipping disripa:

• service: Standard, Expedited
• class: Standard, Expedited
• transit: 3-5 Days
• type: Fixed
• cost: $0.00

seller disripa:

• rating: 98.4%
• # reviews: 17979
• city: Compton, California

returns disripa:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

offer disripa:

• options: Ship-to-home
• quantity: 5
• started: November 10, 2025
• availability: In Stock
• sold: 0

general disripa:

• Car Truck Parts Accessories > Ignition Systems Components > Distributors
• condition: New

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