PRODUCT DETAILS
Honda OEM Serpentine Belt - EP3 Civic Si (K20A2)
Your EP3 Civic Si's serpentine belt is cracked and fraying and you're hearing a squealing noise when you start the car cold. The belt's been spinning for 100,000+ miles. The rubber's degraded. The ribs are worn smooth. Eventually the belt breaks and your alternator stops charging, your air conditioning quits, your power steering goes away, and the water pump stops working. You're stuck. This is genuine Honda OEM part 38920-PNF-014. It's the correct serpentine belt for the K20A2 engine in the EP3 Civic Si. Direct factory replacement. Same belt Honda installed at the factory. Bolt it on and your belt drive system's back to normal. No modifications. No guessing. This is the belt.
Here's Why the Serpentine Belt Fails
The serpentine belt wraps around the crankshaft pulley and drives the alternator, air conditioning compressor, power steering pump, and water pump. The belt's under constant tension and constant load. It's made of rubber with reinforced fibers. The rubber degrades from heat and oil exposure. The fibers wear. The ribs on the belt grip the pulleys. When the ribs wear smooth the belt starts slipping. The alternator doesn't spin fast enough to charge the battery. The air conditioning compressor doesn't get enough power. You're getting warning lights. You're losing cooling. You're losing electrical power. Eventually the belt breaks completely. The crankshaft keeps turning but nothing else does. Your alternator's dead. Your water pump's dead. The engine overheats and you're stranded. Don't drive a car with a worn serpentine belt. Replace it when you see cracks or hear squealing.
Replace It at 60,000-100,000 Miles
A serpentine belt lasts somewhere between 60,000 and 100,000 miles depending on driving conditions. Hot climates wear belts faster. Cold climates wear belts slower. Aggressive driving with heavy air conditioning load wears belts faster. Easy driving wears belts slower. If your Civic Si's at 80,000-100,000 miles and the belt's original, it's living on borrowed time. The rubber's been heating and cooling thousands of times. The fibers are fatigued. The ribs are wearing down. You're looking at a belt that could fail anytime. We've seen serpentine belts snap at highway speed. The alternator stops charging. The battery drains. The car dies on the road. Don't wait for failure. If the belt's cracked or squealing, replace it now.
Honda OEM - Not Cheap Aftermarket
This is genuine Honda OEM part 38920-PNF-014. It's the exact belt Honda installed at the factory on every EP3 Civic Si. Same length. Same width. Same rib profile. Same material. It fits correctly. The pulleys grip it. The tensioner applies the right pressure. Aftermarket belts are cheaper. Some are fine. Some are junk. We've seen aftermarket belts that are the wrong length. We've seen belts with incorrect rib profiles that slip on the pulleys. We've seen cheap belts that fray or crack after 30,000 miles. The serpentine belt drives everything on the front of your engine. It's not the place to save money with an off-brand belt. Buy the Honda belt. It fits. It lasts. You install it once and you're done for 60,000-100,000 miles.
What You Get
- Honda OEM serpentine belt - part number 38920-PNF-014
- Fits EP3 Civic Si (K20A2 engine)
- Genuine Honda belt - not aftermarket
- Direct factory replacement
- One belt per order
Fits This Car
- 2002-2006 Honda Civic Si (EP3 chassis, K20A2 engine)
Note: Serpentine belt for EP3 Civic Si K20A2 engine. Genuine Honda OEM part 38920-PNF-014. Direct factory replacement. Drives alternator, air conditioning compressor, power steering pump, water pump. Replace at 60,000-100,000 miles depending on driving conditions. Symptoms of worn belt: cracking, fraying, squealing on cold start, air conditioning weak, warning lights. Replace tensioner pulley at same time if worn (prevents new belt from slipping). One belt per order.