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Across 2. Engine component that converts linear motion to cicular 4. Electronic control unit 7. Type of glass for side screens 9. Type of differential where pinion is set low 10. The angle of the wheel as compared to vertical 11. Type of glass for windscreens 18. Fuel 19. Rotating member of a centrifugal pump 20. Sends HT current to the desired spark plug 22. Type of transverse link for the suspension 24. Rate at which energy is converted into work 25. Sends signal to the ECU 27. Brake shoes have frictional contact with this 29. Pin that secures piston to the connecting rod 31. Supplies power 32. To readily accept moisture from the atmosphere 37. Part of tyre that seals to the wheel rim 38. Help slow the vehicle down 40. Temperature controlled valve for cooling system 42. Seven hundred and twenty degrees gives four of these 44. Top of the piston 45. Unitary body frame 46. Pistons move in these 48. Steering angle that gives self centring 49. Bottom dead centre 50. Zone that is allowed to concertina in an accident 54. Tick over speed 56. Over-head camshaft 57. Opening to allow gases to go through 58. Mechanical force that causes rotation

Down 1. Receives message from ECU and carries out function 3. Dashboard instrument 5. Converts low tension electricity to high tension 6. Instrument for measuring specific gravity 8. Integral body frame 10. Series of electrical connections forming a complete path 12. This can happen to brake fluid if it gets hot 13. Bolt fits to this 14. Lubricates and cools 15. Brake pads fit in this 16. Wheel with teeth 17. Swivel axis inclination 21. Anti-lock braking system 23. Brakes can do this when they get hot 26. Thickness of oil or resistance to flow 28. Instrument for measuring thickness 30. Fuel 33. Large slip angles at the rear can cause this 34. Top dead centre 35. Accumulator, stores electricity 36. Tar type of paint put on car underbodies 39. Hinged cover for the engine 41. Electromotive force 43. Part of tyre that is in contact with the road 44. Smoothly engages and disengages drive 47. Type of spanner 51. Type of inlet or exhaust valve 52. Return path for electrical current 53. Nut fits to this 55. Illuminates