Description
Regitar USA Knock Sensor for GM V8 Inboards | Boat Supply Store
Prevent costly engine damage from detonation with this specifically engineered Regitar USA knock sensor. Designed for Mercruiser, Volvo Penta, and OMC MCM/MIE GM V-8 engines with displacements of 454, 502, 540, and 572 cubic inches, this sensor actively monitors combustion events. By detecting abnormal knocking frequencies, it signals the engine control module to adjust ignition timing, thereby safeguarding internal components and maintaining optimal fuel efficiency during demanding offshore fishing expeditions on the Gulf Coast. This cost-effective aftermarket solution restores critical engine protection and performance characteristics.
Key Features
- Prevents engine detonation and associated damage
- Ensures optimal engine performance and fuel efficiency
- Engineered for precise fitment on specific GM V-8 marine applications
- Compatible with Mercruiser, Volvo Penta, and OMC MCM/MIE V-8 engines
- Supports displacements of 454, 502, 540, and 572 CID
- Restores critical engine protection functions
- Cost-effective aftermarket alternative
- Reliable performance for critical engine health
Specifications
| Product Specifications | |
|---|---|
| Brand | Regitar U.S.A. |
| MPN | RMH004 |
| Engine Compatibility | Mercruiser, Volvo Penta, OMC MCM/MIE GM V-8 (454, 502, 540, 572 CID) |
| Function | Detects engine detonation (knocking) |
Who This Is For
Marine mechanics and boat owners specializing in the maintenance and repair of Mercruiser, Volvo Penta, and OMC inboard GM V-8 engines. This sensor is ideal for those seeking a reliable, cost-effective replacement to restore engine health and prevent detonation-related issues.
How It Compares
| Feature | Regitar USA Knock Sensor for GM V8 Inboards | Competitor |
|---|---|---|
| Engine Compatibility | Mercruiser, Volvo Penta, OMC MCM/MIE GM V-8 (454, 502, 540, 572 CID) | GM V8 |
| Specific Marine Application Focus | High | Medium |
Common Concerns Answered
Are aftermarket knock sensors as reliable as OEM?
The Regitar USA RMH004 is engineered for precise fitment and performance in specific marine V-8 applications, offering a reliable alternative to OEM. While occasional minor connector fitment variations can occur with non-OEM connectors, the core sensor performance is designed to restore critical engine protection.
What if the knocking issue persists after replacing the sensor?
While a faulty knock sensor can be a primary cause of perceived knocking, some users may face a slight learning curve in diagnosing other potential engine issues. This sensor directly addresses detonation; if other factors like incorrect fuel, carbon buildup, or timing issues are present, further diagnosis may be required.
How do I know if my knock sensor is the actual problem?
Symptoms of a failing knock sensor can include rough idling, loss of power, decreased fuel efficiency, or the check engine light illuminating. If your engine exhibits these signs and is a compatible GM V-8 marine model, a faulty knock sensor is a strong possibility and a primary component to inspect.
Frequently Asked Questions
What specific engines is the Regitar USA Knock Sensor compatible with?
The Regitar USA RMH004 Knock Sensor is compatible with Mercruiser, Volvo Penta, and OMC Inboard MCM/MIE GM V-8 engines, specifically those with 454, 502, 540, and 572 cubic inch displacements.
What is the primary function of a knock sensor in a marine engine?
The primary function of a knock sensor is to detect abnormal, high-frequency vibrations (knocking or detonation) within the engine cylinders. Upon detection, it sends a signal to the engine control unit (ECU) to retard ignition timing, preventing damaging pre-ignition and ensuring engine longevity.
How can I determine if my marine engine's knock sensor needs replacement?
Indications that your knock sensor may need replacement include a lit check engine light, rough idling, reduced engine power, and diminished fuel economy. If your engine is experiencing these symptoms and is one of the specified GM V-8 marine models, a malfunctioning knock sensor is a likely culprit.
Is this Regitar USA knock sensor a direct replacement for original equipment manufacturer (OEM) parts?
This knock sensor is engineered for precise fitment and direct replacement capabilities on the specified Mercruiser, Volvo Penta, and OMC GM V-8 marine engines. It is designed to perform the same function as the original part for these applications.
What is the warranty coverage on the Regitar USA Knock Sensor (SKU: CWR107535)?
Information regarding the specific warranty period and coverage for the Regitar USA Knock Sensor (SKU: CWR107535) is typically detailed in the product documentation or can be obtained from the manufacturer or seller.