HomeIgnition > SensorsStandard Ignition PC304 Engine Crankshaft Position Sensor
Part #: PC304

Standard Ignition PC304 Engine Crankshaft Position Sensor

⚙️ 3 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Porsche, 911
🔄Easy Returns — Return within 60 days for a full refund
🚚Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Standard Ignition PC304 Crankshaft Position Sensor

The Standard Ignition PC304 Engine Crankshaft Position Sensor is designed specifically for Porsche 911 models. This sensor features a female rectangular plug-in connector with three male blade terminals, ensuring precise fitment and reliable engine performance.

  • Connector Gender: Female
  • Connector Shape: Rectangular
  • Connector Type: Plug in
  • Terminal Gender: Male
  • Terminal Quantity: 3
  • Terminal Type: Blade

Detailed Product Description

The PC304 crankshaft position sensor from Standard Ignition is engineered to provide accurate engine speed and position data to the vehicle's engine control unit (ECU). Its female rectangular plug-in connector allows for secure and straightforward installation, while the three male blade terminals ensure stable electrical connections. This sensor is compatible with Porsche 911 models, making it a precise replacement part for maintaining engine timing and performance.

Common Applications and Issues Addressed

  • Engine misfires or rough idling due to inaccurate crankshaft position data
  • Difficulty starting the engine or no-start conditions
  • Check engine light triggered by sensor faults
  • Intermittent stalling or poor acceleration
  • Irregular engine timing affecting fuel efficiency

Installation Notes and Tips

  • Ensure the vehicle is turned off and the battery is disconnected before installation
  • Locate the crankshaft position sensor on the engine block of the Porsche 911
  • Disconnect the old sensor’s connector carefully to avoid damage
  • Align the PC304 sensor’s rectangular female plug correctly with the vehicle’s harness
  • Secure the sensor firmly to prevent vibration-related issues
  • After installation, clear any diagnostic trouble codes and test engine operation

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications, ensuring reliable performance and durability. The PC304 crankshaft position sensor undergoes rigorous quality control testing to maintain consistent standards. Warranty coverage details should be confirmed with the product documentation or supplier.

BrandStandard Ignition
Part NumberPC304
Connector GenderFemale
Connector ShapeRectangular
Connector TypePlug In
Terminal GenderMale
Terminal TypeBlade

This part fits 3 vehicles. Search below:

YearMakeModelPositionNotes
1986Porsche911N/A
1985Porsche911N/A
1984Porsche911N/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

0261210005147-801619-0445213-2035235-17665S187471-479373435CSA2799CSS714CSS9129SU5996

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.