Harley-Davidson WLA Trivia Questions

1. The WLA’s engine is air-cooled, but what’s the maximum time you can idle it without moving?

  • 30 seconds
  • 1 minute
  • 5 minutes
  • 10 minutes

Correct Answer: 1 minute

Explanation: The manual emphasizes the importance of airflow to cool the engine, so idling for longer than a minute without moving can lead to overheating.

2. You’re on a long mission, and your WLA’s fuel tank is full. How many miles can you expect to ride before needing to refuel?

  • 50 miles
  • 100 miles
  • 150 miles
  • 200 miles

Correct Answer: 100 miles

Explanation: The manual states the WLA has a cruising range of 100 miles before requiring a fuel refill.

3. You hear a distinct knocking noise from your WLA’s engine. What could be causing it?

  • Worn clutch disks
  • Loose drive chain
  • Water in the fuel tank
  • Faulty spark plugs

Correct Answer: Loose drive chain

Explanation: The manual highlights that a loose front drive chain can create a noise similar to engine knock, distinct from other mechanical issues.

4. The WLA’s engine has a unique design feature. What is it?

  • It’s a 6-cylinder engine for increased power.
  • It has a water-cooled system for optimal heat dissipation.
  • It’s a 2-cylinder, V-type engine.
  • It has a 4-stroke engine, with a 3-cycle design.

Correct Answer: It’s a 2-cylinder, V-type engine.

Explanation: The WLA’s engine is a classic V-twin, known for its smooth power and distinct rumble.

5. You need to replace the oil in your WLA. What is the recommended interval for oil changes?

  • Every 500 miles
  • Every 1,000 miles
  • Every 2,000 miles
  • Every 5,000 miles

Correct Answer: Every 1,000 miles

Explanation: The manual recommends changing the engine oil every 1,000 miles, or more frequently in dusty or harsh conditions.

wla

6. You’re checking your WLA’s chain before a long ride. What is the recommended deflection for both the front and rear chains?

  • 1/4 inch
  • 1/2 inch
  • 3/4 inch
  • 1 inch

Correct Answer: 1/2 inch

Explanation: The manual specifies that both the front and rear chains should have a 1/2-inch deflection when adjusted correctly for optimal performance.

7. You need to adjust the gap between your WLA’s spark plug points. What is the correct gap measurement?

  • 0.012 inches
  • 0.018 inches
  • 0.022 inches
  • 0.028 inches

Correct Answer: 0.022 inches

Explanation: The manual states that the correct gap for the circuit breaker points, which includes the spark plug points, is 0.022 inches.

8. The WLA’s engine has a unique lubrication system. What is it?

  • Dry sump lubrication
  • Wet sump lubrication
  • Water-based lubrication
  • Air-based lubrication

Correct Answer: Dry sump lubrication

Explanation: The manual states that the WLA uses a dry sump lubrication system, where the oil is stored in a separate tank rather than within the engine crankcase.

9. The WLA’s transmission is a crucial part of the motorcycle. What type of transmission does it have?

  • Automatic transmission
  • Manual transmission
  • Constant-mesh transmission
  • Semi-automatic transmission

Correct Answer: Constant-mesh transmission

Explanation: The manual explains that the WLA has a constant-mesh transmission, where the gears are always in mesh, and shifting occurs by engaging or disengaging clutches.

10. You’re working on your WLA’s engine and notice a small mechanical part that adjusts the clearance between the valve stem and the rocker arm. What is this part called?

  • Valve spring
  • Valve lifter
  • Valve tappet
  • Valve guide

Correct Answer: Valve tappet

Explanation: The manual refers to this part as the “valve tappet”, which plays a critical role in the engine’s valve timing.

11. What type of engine does the WLA have?

  • Inline 4-cylinder
  • V-twin
  • 4-cylinder boxer
  • Rotary engine

Correct Answer: V-twin

Explanation: The WLA’s engine is a classic V-twin, known for its smooth power and distinct rumble.

12. How many gallons of fuel can the WLA hold?

  • 1.5 gallons
  • 2.5 gallons
  • 3.5 gallons
  • 4.5 gallons

Correct Answer: 3.5 gallons

Explanation: The manual states that the WLA’s fuel capacity is 3 3/8 U.S. gallons, which is approximately 3.5 gallons.

13. What is the recommended tire pressure for the front tire?

  • 12 pounds
  • 18 pounds
  • 24 pounds
  • 30 pounds

Correct Answer: 18 pounds

Explanation: The manual specifies that the recommended tire pressure for the front tire is 18 pounds.

14. What is the recommended tire pressure for the rear tire?

  • 12 pounds
  • 18 pounds
  • 20 pounds
  • 24 pounds

Correct Answer: 20 pounds

Explanation: The manual specifies that the recommended tire pressure for the rear tire is 20 pounds.

15. The WLA’s engine utilizes a unique design feature that helps to keep the engine running smoothly. What is this feature called?

  • A carburetor
  • A crankshaft
  • A breather valve
  • A transmission

Correct Answer: A breather valve

Explanation: The manual explains that the WLA has a breather valve in the engine crankcase to allow for venting of air and gases, preventing pressure buildup that could lead to engine problems.

16. What is the maximum allowable speed of the WLA?

  • 45 mph
  • 55 mph
  • 65 mph
  • 75 mph

Correct Answer: 65 mph

Explanation: The manual states that the maximum allowable speed for the WLA is 65 mph.

17. What is the purpose of the steering damper on the WLA?

  • To increase steering precision
  • To dampen vibrations in the handlebars
  • To prevent the front wheel from wobbling
  • To make the motorcycle easier to turn

Correct Answer: To prevent the front wheel from wobbling

Explanation: The manual explains that the steering damper is a friction device that helps to dampen the turning action of the forks, preventing wobble, especially at higher speeds.

18. You’re riding your WLA and notice that the transmission is “jumping out of gear” even though the shifter linkage is adjusted correctly. What is the most likely cause of this issue?

  • Worn shifter clutches
  • A damaged gear
  • A broken shifter linkage
  • Low transmission fluid

Correct Answer: Worn shifter clutches

Explanation: The manual explains that if the transmission jumps out of gear even with the shifter linkage adjusted correctly, the shifter clutches are likely worn and need to be serviced.

19. The WLA’s engine utilizes a specific type of cooling system. What type of engine cooling system does it have?

  • Water-cooled
  • Air-cooled
  • Oil-cooled
  • Hybrid cooling

Correct Answer: Air-cooled

Explanation: The WLA’s engine is air-cooled, which means it relies on the flow of air over the engine components to dissipate heat.

20. What is the WLA’s average mileage on hard surfaces?

  • 25 miles per gallon
  • 35 miles per gallon
  • 45 miles per gallon
  • 55 miles per gallon

Correct Answer: 35 miles per gallon

Explanation: The manual states that the WLA’s average mileage on hard surfaces is 35 miles per gallon.

21. You’re about to start your WLA on a cold morning. What should you do first?

  • Open the throttle and start the engine.
  • Turn the ignition key to the “on” position and wait for the fuel pump to prime.
  • Check the oil level.
  • Start the engine and let it warm up for 10 minutes.

Correct Answer: Check the oil level.

Explanation: The manual emphasizes the importance of checking the oil level before starting the engine, especially in cold weather, to ensure proper lubrication.

22. The WLA’s engine utilizes a unique design feature that helps to distribute oil to critical components. What is this feature called?

  • A crankcase breather outlet
  • A rear chain oil feed pipe
  • A scavenger pump
  • A fuel pump

Correct Answer: A scavenger pump

Explanation: The manual describes the “scavenger pump” as a key component of the WLA’s dry sump lubrication system, responsible for returning oil from the engine crankcase to the oil tank.

23. You’re riding your WLA and notice that the front wheel is pulling to one side. What could be causing this issue?

  • A loose front wheel
  • Worn tire treads
  • A misaligned rear wheel
  • Overinflated tires

Correct Answer: A misaligned rear wheel

Explanation: The manual explains that a misaligned rear wheel can cause the motorcycle to pull to one side.

24. You’re riding your WLA and notice that the engine is missing and sputtering. What could be causing this issue?

  • A loose spark plug wire
  • A clogged air filter
  • Water in the fuel tank
  • A worn clutch

Correct Answer: Water in the fuel tank

Explanation: The manual explains that water in the fuel tank can cause hard starting, spitting, and misfiring.

25. You need to replace the carburetor on your WLA. What is the most likely cause for needing a new carburetor?

  • A damaged fuel line
  • Dirt and crust buildup
  • A faulty fuel pump
  • A cracked intake manifold

Correct Answer: Dirt and crust buildup

Explanation: The manual mentions that dirt and crust can build up inside the carburetor, causing a lean spot in the fuel mixture and leading to performance issues.

26. What is the recommended gap for the spark plugs on the WLA?

  • 0.012 inches
  • 0.018 inches
  • 0.022 inches
  • 0.028 inches

Correct Answer: 0.022 inches

Explanation: The manual specifies that the correct gap for the spark plug points is 0.022 inches.

27. You’re checking the WLA’s oil level. Where is the oil tank located?

  • On the left side of the motorcycle
  • On the right side of the motorcycle
  • Underneath the seat
  • Inside the engine compartment

Correct Answer: On the right side of the motorcycle

Explanation: The manual clearly states that the engine oil tank is located on the right side of the motorcycle.

28. The WLA’s engine is known for its distinct sound. What is the most common description for the WLA’s engine sound?

  • A high-pitched whine
  • A deep rumble
  • A sharp, metallic click
  • A hissing sound

Correct Answer: A deep rumble

Explanation: V-twin engines, like the one in the WLA, are known for their characteristic deep rumble.

29. You’re riding your WLA and encounter a steep hill. What gear should you be in to climb the hill efficiently?

  • The highest gear possible
  • The lowest gear possible
  • A mid-range gear
  • It doesn’t matter, any gear will do

Correct Answer: The lowest gear possible

Explanation: The manual advises using the lowest gear possible to provide maximum torque for climbing hills efficiently.

30. The WLA’s engine is a 4-stroke engine. What does “4-stroke” mean in this context?

  • The engine completes 4 revolutions per minute
  • The engine uses 4 pistons
  • The engine completes a cycle of intake, compression, power, and exhaust in 4 strokes
  • The engine has 4 cylinders

Correct Answer: The engine completes a cycle of intake, compression, power, and exhaust in 4 strokes

Explanation: A 4-stroke engine completes a full cycle of intake, compression, power, and exhaust in four strokes of the piston.

31. What is the engine displacement of the WLA?

  • 35 cubic inches
  • 45.12 cubic inches
  • 55 cubic inches
  • 65 cubic inches

Correct Answer: 45.12 cubic inches

Explanation: The manual states that the WLA’s engine displacement is 45.12 cubic inches.

32. You’re riding your WLA on a wet road. Which brake should you apply with extra caution?

  • The front brake
  • The rear brake
  • Both brakes equally
  • Neither brake, just coast

Correct Answer: The front brake

Explanation: The manual warns about applying the front brake lightly and cautiously, especially on wet or slippery roads, to avoid losing control.

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33. The WLA’s engine utilizes a specific type of lubrication system. What is this system called?

  • Wet sump lubrication
  • Dry sump lubrication
  • Centralized lubrication
  • Air-based lubrication

Correct Answer: Dry sump lubrication

Explanation: The WLA’s engine uses a dry sump lubrication system, where the oil is stored in a separate tank rather than within the engine crankcase.

34. You’re riding your WLA and notice that the engine is running rough and knocking. What is the first thing you should check?

  • The air filter
  • The spark plugs
  • The oil level
  • The fuel tank

Correct Answer: The spark plugs

Explanation: The manual states that faulty spark plugs are a common cause of engine misfires, overheating, and spark knock.

35. What is the recommended break-in period for a new WLA engine?

  • 500 miles
  • 1,000 to 1,200 miles
  • 2,000 miles
  • 5,000 miles

Correct Answer: 1,000 to 1,200 miles

Explanation: The manual recommends a break-in period of 1,000 to 1,200 miles for a new WLA engine to ensure proper wear-in and optimal performance.

36. What type of electrical system does the WLA use?

  • Alternating current (AC)
  • Direct current (DC)
  • Hybrid system
  • No electrical system

Correct Answer: Direct current (DC)

Explanation: The WLA utilizes a 6-volt direct current (DC) electrical system, typical for motorcycles of that era.

37. What is the purpose of the “radio bonding” mentioned in the manual?

  • To improve radio reception
  • To connect the motorcycle’s electrical components
  • To reduce radio interference
  • To increase the motorcycle’s speed

Correct Answer: To reduce radio interference

Explanation: Radio bonding is a technique used to connect the metal components of a vehicle together to create a ground path and reduce radio interference.

38. You’re riding your WLA and notice that the engine is overheating. What could be causing this issue?

  • A clogged air cleaner
  • Low oil level
  • Faulty spark plugs
  • All of the above

Correct Answer: All of the above

Explanation: The manual explains that overheating can be caused by a clogged air cleaner, low oil level, or faulty spark plugs, all of which can affect engine performance and heat dissipation.

39. You’re riding your WLA and encounter a muddy road. What should you do to prevent overheating?

  • Slow down and ride in a lower gear
  • Stop and let the engine cool down
  • Keep the engine revved high to maintain momentum
  • Use the front brake more than the rear brake

Correct Answer: Slow down and ride in a lower gear

Explanation: The manual recommends riding in a lower gear and maintaining a slower speed on muddy roads to prevent overheating.

40. The WLA’s engine utilizes a specific type of transmission. What type of transmission does it have?

  • Automatic
  • Manual
  • Constant-mesh
  • CVT

Correct Answer: Constant-mesh

Explanation: The WLA has a constant-mesh transmission, which means that the gears are always in mesh, and shifting occurs by engaging or disengaging clutches.

41. What is the horsepower rating of the WLA’s engine?

  • 3.5 horsepower
  • 4.5 horsepower
  • 5.5 horsepower
  • 6.05 horsepower

Correct Answer: 6.05 horsepower

Explanation: The manual states that the WLA’s engine has a horsepower rating of 6.05.

42. You’re checking the WLA’s chain tension. What tool is used to adjust the chain tension?

  • A wrench
  • A screwdriver
  • A chain breaker
  • A chain adjuster

Correct Answer: A chain adjuster

Explanation: The WLA uses a chain adjuster to adjust the tension of the drive chains.

43. What is the purpose of the “condenser” in the WLA’s electrical system?

  • To store electrical energy temporarily
  • To regulate the flow of electricity
  • To convert AC to DC
  • To protect the electrical system from overloads

Correct Answer: To store electrical energy temporarily

Explanation: The manual explains that the condenser is an electrical component that stores electrical energy temporarily, helping to smooth out the electrical flow.

44. You’re riding your WLA and notice that the engine is making a rattling noise. What could be causing this noise?

  • A loose chain
  • A worn clutch
  • A faulty spark plug
  • A clogged air filter

Correct Answer: A loose chain

Explanation: The manual mentions that a loose rear chain can cause jerky operation and rattling noises.

45. What is the recommended oil level for the WLA’s engine?

  • Within 1/2 inch of the top of the oil tank
  • Within 1 inch of the top of the oil tank
  • Within 2 inches of the top of the oil tank
  • The oil tank should be completely full

Correct Answer: Within 1 inch of the top of the oil tank

Explanation: The manual recommends maintaining an oil level within 1 inch of the top of the oil tank.

46. The WLA’s engine utilizes a specific design feature that allows for venting of air and gases. What is this feature called?

  • A scavenger pump
  • A breather valve
  • A chain oiler
  • A carburetor

Correct Answer: A breather valve

Explanation: The manual describes the breather valve as a key component for preventing pressure buildup in the engine crankcase.

47. The WLA’s engine has a specific design feature that helps to distribute oil to the drive chains. What is this feature called?

  • A chain oiler
  • A scavenger pump
  • A breather valve
  • A carburetor

Correct Answer: A chain oiler

Explanation: The WLA’s engine has a system of chain oilers that use engine oil to lubricate the drive chains.

48. You’re riding your WLA and notice that the engine is sputtering and misfiring. What could be causing this issue?

  • A loose spark plug wire
  • A clogged air filter
  • Water in the fuel tank
  • All of the above

Correct Answer: All of the above

Explanation: The manual explains that loose spark plug wires, clogged air filters, and water in the fuel tank can all lead to engine sputtering and misfiring.

49. The WLA utilizes a specific type of electrical system. What is this system called?

  • AC system
  • DC system
  • Hybrid system
  • Alternating current system

Correct Answer: DC system

Explanation: The WLA uses a 6-volt direct current (DC) electrical system.

50. You’re riding your WLA and notice that the engine is running hot. What should you do?

  • Stop and let the engine cool down
  • Keep riding and hope it cools off
  • Rev the engine higher to increase airflow
  • Use the front brake more often to slow down

Correct Answer: Stop and let the engine cool down

Explanation: If the WLA’s engine is overheating, stopping and letting it cool down is the safest and most effective action to take.

51. What is the primary purpose of the circuit breaker in the WLA’s electrical system?

  • To convert AC to DC
  • To regulate the flow of electricity
  • To protect the electrical system from overloads
  • To start the engine

Correct Answer: To protect the electrical system from overloads

Explanation: The circuit breaker is a safety device that interrupts the flow of current in a circuit when a fault occurs, preventing damage to the electrical system.

52. You’re riding your WLA and encounter a muddy patch of road. What is the best way to ride through the mud?

  • Maintain a steady speed
  • Slow down and ride in a lower gear
  • Keep the engine revved high to maintain momentum
  • Avoid the muddy area altogether

Correct Answer: Slow down and ride in a lower gear

Explanation: The manual advises slowing down and riding in a lower gear on muddy roads to maintain traction and prevent overheating.

53. You’re checking the WLA’s chain tension. What is the correct way to check the chain tension?

  • Pull on the chain with your hands to feel for slack.
  • Use a ruler to measure the distance between the chain and the swingarm.
  • Use a chain tension gauge to measure the deflection.
  • Visually inspect the chain for wear and tear.

Correct Answer: Use a chain tension gauge to measure the deflection.

Explanation: The manual recommends using a chain tension gauge to measure the chain deflection, ensuring that the chain is properly tensioned.

54. The WLA’s engine is air-cooled. What are the most important factors that affect the engine’s cooling?

  • The engine’s RPM
  • The ambient air temperature
  • The engine’s oil level
  • The type of fuel used

Correct Answer: The ambient air temperature and the engine’s RPM

Explanation: Air-cooled engines rely on airflow for cooling, so the ambient air temperature and the engine’s RPM, which affects airflow, are the most significant factors.

55. You’re riding your WLA and notice that the front wheel is wobbling. What could be causing this issue?

  • Loose steering head bearings
  • A damaged tire
  • Low tire pressure
  • All of the above

Correct Answer: All of the above

Explanation: The manual explains that a loose steering head bearing, a damaged tire, or low tire pressure can all contribute to front wheel wobble.

56. The WLA’s engine has a specific type of ignition system. What is this system called?

  • Magneto ignition
  • Electronic ignition
  • Distributor ignition
  • Coil ignition

Correct Answer: Magneto ignition

Explanation: The WLA’s engine uses a magneto ignition system, which generates electricity for the spark plugs using a rotating magnet.

57. You’re riding your WLA and encounter a steep downhill. What should you do to control your speed?

  • Use the engine brake by downshifting
  • Use the front brake only
  • Use the rear brake only
  • Use both brakes equally

Correct Answer: Use the engine brake by downshifting

Explanation: The manual advises using the engine brake by downshifting to control speed on steep downhills, reducing wear and tear on the brakes.

58. The WLA’s engine utilizes a unique design feature that helps to prevent engine wear. What is this feature called?

  • A scavenger pump
  • A breather valve
  • A chain oiler
  • A crankshaft

Correct Answer: A scavenger pump

Explanation: The scavenger pump helps to return oil from the engine crankcase to the oil tank, preventing oil buildup and wear on engine components.

59. You’re riding your WLA and notice that the engine is making a clicking noise. What could be causing this noise?

  • A loose valve tappet
  • A worn clutch
  • A faulty spark plug
  • A clogged air filter

Correct Answer: A loose valve tappet

Explanation: The manual explains that a loose valve tappet can cause a clicking noise in the engine.

60. What is the primary purpose of the “constant-mesh” transmission in the WLA?

  • To increase fuel efficiency
  • To allow for smoother shifting
  • To increase the motorcycle’s speed
  • To prevent the transmission from overheating

Correct Answer: To allow for smoother shifting

Explanation: The constant-mesh transmission allows for smoother shifting by keeping the gears always in mesh, reducing wear and tear on the transmission components.

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Josh Haynam

Hi I'm Josh, CEO and Co-Founder at Interact. My Co-Founders and I started interact with the idea that it should be easy for any business to create recommendation systems and benefit from the value of personalization for every customer interaction.

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