370-250A1 COMPONENTSPLUS Ignition Coil Mercruiser

Review COMPONENTSPLUS New Ignition Coil Fits 140 153 165 Hp All Years By 370-250 for MERCRUISER

The COMP Cams 370-250A1 Ignition Coil is a high-performance ignition component specifically designed for Mercruiser engines with a power output of 140 to 165 horsepower. This ignition coil, part number 18-5433, is an essential upgrade for boat owners seeking improved engine performance and reliability.

The 370-250A1 Ignition Coil boasts a robust design, with a heavy-duty construction that ensures durability and longevity even under the most demanding conditions. It is engineered to deliver a strong, consistent spark to the engine's combustion chamber, promoting efficient combustion and optimal power output.

Key features of the 370-250A1 Ignition Coil include a high primary and secondary voltage output, which helps to increase the engine's response time and improve overall performance. It also offers a low resistance design, ensuring a quicker ignition and a smoother engine operation.

This ignition coil is a direct replacement for the stock component and is compatible with Mercruiser engines that require a 370-250 series ignition coil. Installation is straightforward, and the coil comes with a detailed installation guide to ensure a seamless and hassle-free upgrade process.

In summary, the COMP Cams 370-250A1 Ignition Coil is an excellent investment for Mercruiser boat owners looking to enhance their engine's performance and reliability. With its robust design, high voltage output, and quick ignition response, this ignition coil is sure to provide noticeable improvements in power, acceleration, and overall engine performance.

Buying a COMP Cams Plus 370-250A1 Ignition Coil for Mercruiser 140-153-165 HP Engines: A Comprehensive Analysis

The COMP Cams Plus 370-250A1 Ignition Coil is a popular choice among Mercruiser boat owners looking to enhance their engine performance. This ignition coil is specifically designed for Mercruiser engines with a horsepower range of 140 to 165. In this analysis, we will discuss the potential advantages and disadvantages of purchasing this ignition coil to help you make an informed decision.

1. Improved Engine Performance: The COMP Cams Plus 370-250A1 Ignition Coil is designed to provide a stronger spark to the engine, which can lead to improved combustion efficiency and increased power output. This can result in better overall performance and an enhanced boating experience.

2. Durability: The ignition coil is built with high-quality materials and is designed to withstand the rigors of marine applications. It is resistant to corrosion and other environmental factors, ensuring long-lasting performance.

3. Easy Installation: The installation process for this ignition coil is relatively straightforward. It is a direct replacement for the stock ignition coil and does not require any significant modifications to the engine. This makes it a convenient option for boat owners looking to upgrade their ignition system without the need for extensive labor or specialized tools.

1. Cost: The COMP Cams Plus 370-250A1 Ignition Coil may be more expensive than some stock or aftermarket alternatives. While the performance benefits may outweigh the cost for some boat owners, others may be deterred by the initial investment.

2. Potential Compatibility Issues: Although this ignition coil is designed for Mercruiser engines with a horsepower range of 140 to 165, there may be compatibility issues with specific engine models or configurations. It is essential to verify that this ignition coil is compatible with your specific engine before making a purchase.

The COMP Cams Plus 370-250A1 Ignition Coil offers several advantages for Mercruiser boat owners, including improved engine performance, durability, and easy installation. However, it also comes with some potential drawbacks, such as a higher cost and potential compatibility issues. Ultimately, the decision to purchase this ignition coil depends on your specific needs, budget, and engine configuration. If you are looking for a high-performance ignition system and are willing to invest in it, the COMP Cams Plus 370-250A1 Ignition Coil is a solid choice. However, if you are on a tighter budget or have concerns about compatibility, it may be worth exploring alternative options.

If you are confident that the COMP Cams Plus 370-250A1 Ignition Coil is compatible with your Mercruiser engine and you are willing to invest in a high-performance ignition system, we recommend giving it serious consideration. However, if you have concerns about compatibility, cost, or are simply looking for a more budget-friendly option, we suggest exploring other aftermarket ignition coils or even the stock ignition coil to determine if they meet your needs. It is always a good idea to consult with a marine mechanic or engine specialist to help you make the best decision for your specific situation.

Details:

Product notice: as a parts distributor we mostly sell aftermarket any oem would be noted as such. All parts sold are new. New ignition coil fits Mercruiser 140 153 165 hp all years by 370-250 18-5433: this item fits various applications by part number. Componentsplus products, when properly installed, are warranted against defects in materials and workmanship to the original purchaser for a period of one 1 year from date purchase.

Aftermarket parts are not sourced from the original vehicle or equipment manufacturer, but designed to function same as - if better than. Warranty does not cover failure due to accident, abuse, neglect or as the result of normal wear and tear. Horsepower: 140-454 hp. Mercruiser all years, 140 hp 153 165 224 262 454 years.

specifications watercraftimp:

• for models: Mercruiser
• brand: Componentsplus
• mpn: 370-250a1
• part type: Ignition Hp Coil
• country of origin: Us
• warranty: 1 Year
• california prop 65 warning: This Product May Expose You To Chemicals Such As Carbon Black, Silica, Crystalline Which Are Known To The State Of California To Cause Cancer And Birth Defects Or Other Reproductive Harm. For More Information Go To Www.p65warnings.ca.gov
• oem interchange part numbers1: 18-5433
• oem interchange part numbers2: 32193a2
• oem interchange part numbers3: 392-806529a1
• product notice: As A Parts Distributor We Mostly Sell Aftermarket Parts
• source: Aftermarket

payments watercraftimp:

• other
• credit card: visa
• wallet: apple-pay

returns watercraftimp:

• time: 30 days
• paid by: seller
• policy: returns accepted

shipping watercraftimp:

• transit: 3-7 days
• service: economy, standard, expedited, overnight
• type: fixed
• class: economy, standard, expedited, one-day

seller watercraftimp:

• rating: 98.5%
• # reviews: 51856
• city: morrisville, north carolina

general watercraftimp:

• category: Watercraft Parts > Engines > Impellers Components

offer watercraftimp:

• started: january 7, 2026
• price: $59.06
• item condition: New
• options: ship-to-home
• sold #: 12
• availability: in stock