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STREET & SPORTS BIKE MOTORCYCLES SERVICE CENTER Fullerton Orange County California at Motorhelmets

Keeping Your Engine in Tune: A Guide to Valve Adjustment Clearance Checks

Understanding Valve Adjustment Clearance Checks:

  • Cost: $650.00 - $850.00 (Estimated total cost, includes labor, gaskets, and spark plugs)
  • Valve clearance refers to the precise gap between the valve stem and the rocker arm (or cam follower) when the valve is closed. This clearance is critical for proper engine operation.

Why are Valve Adjustment Clearance Checks Important?

  • Maintaining Engine Performance: Proper valve clearances ensure optimal engine breathing, leading to smooth operation, good fuel efficiency, and maximum power output.
  • Preventing Engine Damage: Neglected valve clearances can cause engine problems like overheating, burned valves, and even costly engine repairs.
  • Extends Engine Life: Regular valve adjustments are a crucial part of preventative maintenance, contributing to a longer engine lifespan.

Signs You Might Need a Valve Adjustment Clearance Check:

  • Engine Performance Issues: Reduced power, hesitation, or rough idling can be signs of incorrect valve clearances.
  • Increased Fuel Consumption: Inefficient engine operation due to improper valve clearances can lead to poor fuel economy.
  • Ticking or Knocking Sounds: These noises can indicate excessive valve lash (clearance) due to wear.

The Valve Adjustment Clearance Check Process:

  • Valve Cover Removal: A qualified technician will carefully remove the valve cover(s) to access the valve train components.
  • Valve Clearance Measurement: The technician will meticulously measure the clearance between each valve stem and its corresponding rocker arm or cam follower using specialized feeler gauges.
  • Adjustment (if necessary): If the clearances deviate from the manufacturer's specifications, adjustments will be made using shims or screws (depending on the valve adjustment system).
  • Reassembly: The valve cover(s) and related components will be meticulously reassembled with new gaskets according to torque specifications.
  • Spark Plug Replacement (often recommended): Since access to the valve train often requires removing the spark plugs, replacing them with fresh plugs is a common recommendation during this service.

Additional Considerations:

  • Cost Variation: The estimated cost range of $650.00 to $850.00 reflects variations in motorcycle models, labor rates, and the number of cylinders (more cylinders typically mean more valves to adjust). The cost includes labor, new valve cover gaskets, and spark plugs (recommended replacement during service).
  • DIY vs. Professional Service: Valve adjustment clearance checks are a complex procedure requiring specialized tools, knowledge, and proper service manuals. While some experienced mechanics might attempt this task, even minor errors can lead to significant engine damage. Consulting a qualified professional is highly recommended.

Invest in a Healthy Engine:

Proper valve clearances are essential for a healthy and happy engine. A valve adjustment clearance check, for an estimated cost of $650.00 to $850.00, ensures optimal engine performance, protects your engine from damage, and contributes to a longer motorcycle lifespan.

Schedule Your Service Today!

Don't wait for performance issues to arise. Consult your motorcycle's owner's manual for recommended valve adjustment intervals and contact your local motorcycle repair shop today to schedule a valve adjustment clearance check service. Remember, preventative maintenance is key to keeping your engine running smoothly and efficiently for many miles to come.

Miscellaneous Labor and Charges for Motorcycle Valve Adjustment Clearance Check Service

Perform the Service:

  • Check valve clearances on all cylinders.
  • Adjust valve clearances as necessary.
  • Replace valve cover gaskets.
  • Replace spark plugs.


  • Ensures proper valve operation and engine performance.
  • Prevents potential engine damage due to valve issues.
  • Optimizes fuel efficiency and power output.

Mileage: Typically performed every 15,000 to 30,000 miles, depending on the motorcycle model and manufacturer's recommendations.

Cost: $650.00 - $850.00 (includes gaskets and spark plugs)

Additional Information:

  • Valve adjustment is a critical maintenance task for ensuring engine longevity.
  • Proper valve clearances contribute to smoother engine operation and reduced noise.
  • Consulting the motorcycle's service manual for recommended valve adjustment intervals is essential.
  • For More Information - Contact Us


    Motorhelmets Fullerton CA

    1871 W. Commonwealth Ave., Fullerton CA 92833 USA
    Tel: 714-879-8180 | Email:
    Service Dept SMS Txt: 657-217-3988 | Sales Dept SMS Txt: 657-217-6457
    Store Hours: M-F 10am-7pm | Sat 11am-6pm
    Schedule My Service | Buy My Service

    General Street and Sports Bike Motorcycle Service Guideline Below

    Regularly inspect your bike for any signs of wear, damage, or leaks. Specific service intervals may vary depending on your motorcycle's make, model, riding style, and operating conditions. Always refer to your owner's manual for the manufacturer's recommended service schedule and specifications. If you're not comfortable performing any maintenance tasks yourself, take your bike to a qualified mechanic for service.

    STREET & SPORTS BIKE MOTORCYCLES SERVICE CENTER Fullerton Orange County California at Motorhelmets

    Street & Sportsbike Motorcycle Maintenance Suggestions
    Simple Self Maintenance Tips between visits to our service shop.

    • Take a quick walk around your bike for a visual inspection before every ride.
    • Look for any drips or stains under the bike, indicating potential fluid leaks.
    • Inspect tires for proper inflation, wear, and any embedded objects.
    • Check for proper chain tension and lubrication.
    • Ensure all lights are working properly, including headlight, taillight, brake lights, and turn signals.
    • Check and adjust tire pressure to the manufacturer's recommended level using a reliable pressure gauge.
    • Don't attempt tasks you're not comfortable with. If you're unsure about any maintenance procedure, consult a qualified mechanic.
    • Safety first! Always wear proper safety gear while performing any maintenance on your motorcycle.


    Fullerton / Orange County California

    Service, Repair, Tires, Maintenance

    Let our professionals keep your streetbikes in the best condition

    Located in Southern California, serving Los Angeles and Orange County areas, Whittier, Santa Ana, Irvine, Anaheim, Yorba Linda, Motorhelmets Motorcycle Shop has a team of experienced professionals available to assist with any motorcycle-related issues. Their highly experienced technicians and mechanics can service most Harley Davidson, European, and Japanese Motorcycles and most types of bikes, including sport bikes, road bikes, cruisers, ATVs/Quads & Dirt Bikes.

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    Motorhelmets Street & Sports Bike Motorcycle Services & Maintenance

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