1. Sterndrive Electrical For Sale.
  2. sku: 3426750275602881
  3. NORTH BOATPARTS 3843751/3857487

NORTH BOATPARTS 3843751-3857487 Iac Tps Idle Valve Throttle 3843751/3857487 Position Sensor 4.3 5.0 5.7

fits model: Mercruiser. make: Volvo, Penta.

3857487 North Boatparts 3843751/3857487 Iac Tps Idle Valve Throttle Position Sensor 4.3 5.0 5.7 Mercruiser Volvo Penta

( Brand: North Boatparts ), ( Manufacturer Part Number: 3843751/3857487 ), ( Warranty: 1 Year ), ( Type: Iac Tps Combo )

Review NORTH BOATPARTS 3843751/3857487 Iac Tps Idle Valve Throttle Position Sensor 4.3 5.0 5.7 Volvo Penta fits MERCRUISER

Introducing the North Boatparts 3843751/3857487 IAC TPS Idle Valve Throttle Position Sensor, a crucial component for the smooth operation of your MerCruiser or Volvo Penta engines. This sensor is designed for use with 4.3, 5.0, and 5.7 liter engines, ensuring compatibility for a wide range of applications.

The IAC TPS Idle Valve Throttle Position Sensor plays a significant role in engine management systems, providing precise feedback about the engine's throttle position. This information is essential for maintaining optimal engine performance, fuel efficiency, and emissions compliance.

The sensor is meticulously engineered to deliver reliable and accurate readings. It features a robust design with a durable construction that can withstand the harsh marine environment. The sensor's advanced technology allows it to quickly respond to changes in throttle position, ensuring the engine runs smoothly and efficiently under various operating conditions.

The North Boatparts 3843751/3857487 IAC TPS Idle Valve Throttle Position Sensor is an essential upgrade for boat owners seeking to enhance their vessel's performance. Its replacement of worn-out or faulty sensors can help prevent engine stalling, rough idling, and poor acceleration.

Installation is straightforward, and the sensor comes with a clear and concise instruction manual to guide you through the process. Additionally, it is easy to connect, requiring only a few simple steps to get your engine back up and running efficiently.

Investing in the North Boatparts 3843751/3857487 IAC TPS Idle Valve Throttle Position Sensor is an investment in the longevity and performance of your MerCruiser or Volvo Penta engine. It is a high-quality, cost-effective solution for maintaining the optimal operation of your marine powerplant.

In summary, the North Boatparts 3843751/3857487 IAC TPS Idle Valve Throttle Position Sensor is a must-have component for boat owners with 4.3, 5.0, or 5.7 liter MerCruiser or Volvo Penta engines. Its advanced technology, durable construction, and straightforward installation make it an indispensable tool for ensuring your engine runs smoothly, efficiently, and reliably.

Pros and Cons of Buying North Boatparts 3843751/3857487 IAC TPS for 4.3, 5.0, 5.7 Mercruiser Volvo Penta

The North Boatparts 3843751/3857487 IAC TPS is a critical component for the engine management system in Mercruiser and Volvo Penta boats with 4.3, 5.0, and 5.7 liter engines. This throttle position sensor plays a crucial role in maintaining the engine's idling speed and fuel efficiency. In this analysis, we will discuss the pros and cons of purchasing this part.

Pros:

1. OEM Quality: North Boatparts is a well-known supplier of original equipment manufacturer (OEM) parts, ensuring that the IAC TPS is a high-quality replacement part.

2. Improved Performance: A faulty or failing IAC TPS can cause engine stalling, rough idling, and poor fuel economy. Replacing it with a new one can significantly improve engine performance and reliability.

3. Wide Compatibility: This IAC TPS is compatible with a broad range of Mercruiser and Volvo Penta engines, making it a versatile and convenient choice for boat owners.

4. Easy Installation: The sensor comes with a clear and concise installation manual, making the replacement process simple and straightforward for most DIY enthusiasts.

Cons:

1. Cost: Compared to aftermarket alternatives, OEM parts like the North Boatparts 3843751/3857487 IAC TPS can be more expensive.

2. Availability: Due to their OEM status, these parts may not be as readily available as aftermarket alternatives, especially in remote locations or through smaller parts suppliers.

3. Limited Adjustability: Since this is an OEM part, it may not offer the same level of adjustability as aftermarket alternatives, which could be a concern for boat owners seeking fine-tuning capabilities.

Conclusion:

The North Boatparts 3843751/3857487 IAC TPS offers several advantages, including OEM quality, improved performance, wide compatibility, and easy installation. However, it comes with some disadvantages, such as cost, limited availability, and adjustability.

Based on the analysis, it is recommended that boat owners prioritize the importance of OEM quality and engine performance when considering a replacement for their IAC TPS. If budget is a concern, they may consider exploring aftermarket alternatives, but keep in mind that the level of compatibility and ease of installation might differ. Ultimately, the decision depends on individual preferences and priorities.

Details:

Item condition: New. IAC TPS Idle valve throttle position sensor 4.3 5.0 5.7 Mercruiser Volvo Penta Part Number: 3843751/3857487, 853677/853678T replacement. Mercruiser and Volvo Penta fuel injected Marine Engines.: Throttle Position Sensor Idle Air Control Valve Kit.

Volvo Penta IAC # 3843751, 3843750, TPS 3857487, Mercruiser 853677, 8533678T, Mercury 3857696, 8M0097035, Sierra 18-7647, 18-77 Johnson/Eventide OMC 802624, 802623, Quicksilver 803149, CDI E13-0006, Crusader R084003, R020041, Pleasure Craft Ind mar 553159, 556103, Mallory 9-334 9-33702. Replaces OE #.

part #: 38437513857487 prices

  • $16.44-$23.55

specifications steelectr:

  • for models: Mercruiser
  • for makes: Volvo, Penta
  • brand: North Boatparts
  • mpn: 3843751/3857487
  • warranty: 1 Year
  • type: Iac Tps Combo

seller steelectr:

  • city: Hebron, Kentucky
  • # reviews: 5274
  • rating: 99.2%

returns steelectr:

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

shipping steelectr:

  • class: Standard
  • cost: $0.00
  • service: Standard
  • transit: 4-8 Days
  • type: Fixed

offer steelectr:

  • sold: 0
  • options: Ship-to-home
  • started: March 25, 2026
  • availability: In Stock
  • best offers: True

payments steelectr:

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

general steelectr:

  • condition: New
  • Boat Parts > Sterndrive Motors Components > Electrical Systems
for models: mercruiser, for makes: volvo, penta, warranty: 1 year, type: iac tps combo,
category: boat parts > sterndrive components > electrical systems, sku: 3426750275602881,
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5 offers $16.44–$23.55 USD
  • New. Offer #1 priced at $23.55 + $0.00 shipping estimate = $23.55* total. 96-2007 Savana 1500 Base. 2007-2008 Savana 2500 (submodel: LS, LT) GAS.FREE SHIPPING
  • New. Offer #2 priced at $16.51 + $0.00 shipping estimate = $16.51* total. 95-2002 Sunfire (submodel: GT, SE) 96 G30 (submodel: Beauville, Chevy Van, Hi-Cube, Sportvan).FREE SHIPPING
  • New. Offer #3 priced at $16.44 + $11.00 shipping estimate = $27.44* total. Throttle Position Sensor.+$11.00 shipping
  • New. Offer #4 priced at $30.95 + $0.00 shipping estimate = $30.95* total. FREE SHIPPING
  • New. Offer #5 priced at $19.54 + $0.00 shipping estimate = $19.54* total. Quantity Sold: Sold individually. 2002 Chevrolet Avalanche 1500 Base.FREE SHIPPING

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