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Engine Case Covers

Engine Case Covers

Engine Case Covers

Motorcycle Engine Case Covers

Protect the vulnerable motor of your motorcycle from pavement grinding or impact damage during a slide or crash with engine case covers available from Twisted Throttle. These protector guards will help prevent costly repairs to your engine’s vulnerable clutch, alternator, water pump or cylinder head covers. With a huge assortment of street or track engine protection such as polypropylene case covers and sliders, carbon fiber engine case sliders and cylinder head guards, from trusted brands like R&G and SW-MOTECH, Twisted Throttle will keep you riding.

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  1. R&G Engine Case Slider For Suzuki SV650 '17 | Right Side

    R&G Engine Case Slider For Suzuki SV650 '17 | Right Side

    The R&G engine case slider was designed for to protect your vulnerable engine from damage during a crash or slide.  R&G developed this protective slider using 3D scanning technologies that ensures a perfect fit and fabricates them out of high density polypropylene for strength.  These sliders simply bolt over your original motorcycles casing and are slimlined to provide you with maximum ground clearance.  The engine case sliders are ultra lightweight super good looking and could save you hundreds of dollars in the event of a mishap.

    Special Note: The installation of this product requires you to remove the case cover bolts. Be sure when adding this protective cover to your motorcycle to only remove the bolts required to complete the install. Leave the existing cover in place and place this protective puck over the exiting cover and replace the bolts. Otherwise you may be required to replace engine fluids and gaskets.

    Learn More
    $47.07

  2. R&G Engine Case Cover for Honda VFR800 '14-'15 Left Hand Side Generator Cover

    R&G Engine Case Cover for Honda VFR800 '14-'15 Left Hand Side Generator Cover

    Protect your vulnerable and expensive crank case from track or street damage or debris with the R&G Engine Case Cover. Learn More
    $84.86

  3. R&G Engine Case Cover for Honda VFR800 '14-'15 Right Hand Side Clutch Cover

    R&G Engine Case Cover for Honda VFR800 '14-'15 Right Hand Side Clutch Cover

    Protect your vulnerable and expensive crank case from track or street damage or debris with the R&G Engine Case Cover. Learn More
    $84.86

  4. R&G Engine Case Cover For KTM RC 125 '14-'16, RC 200 '14-'16, 125 Duke '16-'17, 200 Duke '16-'17 | LHS

    R&G Engine Case Cover For KTM RC 125 '14-'16, RC 200 '14-'16, 125 Duke '16-'17, 200 Duke '16-'17 | LHS

    Protect your vulnerable and expensive crank case from track or street damage or debris with the R&G Engine Case Cover. Learn More
    $87.74

  5. R&G Racing Engine Case Right Side Cover For BMW S1000RR '10-'15, HP4 '13-'15 & S1000R '14-'15

    R&G Race Series Engine Case Right Side Cover For BMW S1000RR '10-'17, HP4 '13-'14, S1000R '14-'17 & S1000XR '15-'17

    ama approved logo

    R&G Engine Case Covers are AMA Pro Racing approved.

    This Engine Case Cover protects the Right Hand Side Clutch Case Cover. Also check out R&G Crash Protectors for additional protective reinforcement. 

    Learn More
    $95.42 $95.42

  6. R&G Left Side Engine Case Cover for Yamaha YZF-R1 '15

    R&G Left Side Engine Case Cover for Yamaha YZF R1 '15-'17

    ama approved logo


    R&G Engine Case Covers were designed to fit the needs of race teams and track riders alike. Vaccum formed from 4mm polypropylene thermoplastic for superior strengh with sleek aesthetics, these durable guards complement R&G's crash protectors seamlessly.

    The engine case covers assemble easily by simply bolting on over the original engine casing eliminating the need to make a mess with glue or adhesives.

    • Slimline for maximum ground clearance 
    • Ultra lightweight
    • Matte finish 
    • Protects one of the most vulnerable parts of the machine
    • Prevents damage and having to make expensive repairs
    Learn More
    $84.86

  7. R&G Right Side Ignition Pickup Engine Case Cover For Yamaha YZF R1 '15

    R&G Right Side Engine Case Cover For Yamaha YZF R1 '15-'17 & FZ-10 '17 | Ignition Cover

    ama approved logo

    R&G Engine Case Covers are AMA Pro Racing approved.

    This R&G Racing Engine Case Cover is made from vacuum-formed thermoplastic and designed to fit the right hand side (RHS) crank case cover. Crafted from 4mm polypropylene for maximum ground clearance, durability and good looks, they compliment the R&G Crash Protectors perfectly. More lightweight than the bulky guards of the past, R&G Racing Engine Case Covers not only save weight, but can are quickly interchangeable on track days. No need to open the actual motorcycle engine case during install requiring replacement of gaskets or fluids. Simply remove a few bolts, snap the R&G Racing Engine Case Cover into place, and reinstall the original bolts. These generator guards can save you some real dough! 

    Learn More
    $50.79

  8. R&G Engine Case Cover for Suzuki 1000 V-Strom '14-'15, Right Hand Side Clutch Cover

    R&G Engine Case Cover for Suzuki 1000 V-Strom '14-'15, Right Hand Side Clutch Cover

    Protect your vulnerable and expensive crank case from track or street damage or debris with the R&G Engine Case Cover. Learn More
    $84.86

  9. R&G Engine Case Cover for Suzuki 1000 V-Strom '14-'15, Left Hand Side generator cover

    R&G Engine Case Cover for Suzuki 1000 V-Strom '14-'15, Left Hand Side generator cover

    Protect your vulnerable and expensive crank case from track or street damage or debris with the R&G Engine Case Cover. Learn More
    $84.86

  10. SW-MOTECH Stator Cover Guard for Yamaha FZ-09 '14-'17, FJ-09 '15-'17 & XSR900 '16-'17
    $91.95

  11. R&G Engine Case Cover for Yamaha FZ-07 '14-'17 | LHS - Generator Cover

    R&G Engine Case Cover for Yamaha FZ-07 '14-'17 | LHS - Generator Cover

    Protect your vulnerable and expensive crank case from track or street damage or debris with the R&G Engine Case Cover. Learn More
    $88.58

  12. R&G Engine Case Cover for Yamaha FZ-07 '14-'17 | RHS Clutch Cover

    R&G Engine Case Cover for Yamaha FZ-07 '14-'17 | RHS Clutch Cover

    Protect your vulnerable and expensive crank case from track or street damage or debris with the R&G Engine Case Cover. Learn More
    $88.58

  13. /

    R&G Engine Case Cover for Kawasaki ZX6R '09-'12 & ZX6R 636 Ninja '13-'17 Righ Hand Side Starter - race use

    *RACE USE* Protect your vulnerable and expensive crank case from track or street damage or debris with the R&G Engine Case Cover. Learn More
    $65.65

  14. R&G Racing Engine Case Cover For Yamaha YZF-R1 '15 RHS

    R&G Right Side Engine Case Cover For Yamaha YZF R1 '15-'17 | RHS (clutch)

    ama approved logo

    R&G Engine Case Covers are AMA Pro Racing approved.

    This R&G Racing Engine Case Cover is made from 4mm vacuum-formed thermoplastic and designed to fit the right hand side (RHS) crank case cover. Engineered for optimal ground clearance, strength and sleek aesthetics, they compliment the R&G Crash Protectors perfectly. Less bulky than the heavy protectors of the past, R&G Racing Engine Case Covers are not only lightweight, but can be quickly changed on the track. The actual motorcycle engine case never has to be opened during install eliminating the need to replace fluids or gaskets. Just remove a few bolts, adjust the R&G Racing Engine Case Cover into place, and reinstall the original bolts. This product could save you a lot of money in the event of a drop or crash!

    Learn More
    $97.87

  15. R&G Race Series Engine Case Cover for Triumph Daytona 675 '13-'17, Street Triple & Street Triple R '13-'17 | Left Hand Side

    R&G Race Series Engine Case Cover for Triumph Daytona 675 '13-'17, Street Triple & Street Triple R '13-'17 | Left Hand Side

    ama approved logo

    R&G Engine Case Covers are AMA Pro Racing approved.

    Developed to meet the high standards of race teams and avid riders alike, this R&G Racing Series Engine Case Cover was tested trackside to ensure the product would deliver the utmost protection. Each motor guard comes with a replaceable slider or "puck" which provides more material to wear through in a slide or a separate point of impact in the event of a drop. Only the puck needs replacing if damaged with the actual covering remaining intact and unaffected!

    Learn More
    $92.29

  16. R&G Racing Series Engine Case Cover For Kawasaki ZX6R '09-'15

    R&G Race Series Engine Case Cover For Kawasaki ZX6R '09-'17 | RHS - Clutch

    ama approved logo

    R&G Engine Case Covers are AMA Pro Racing approved.

    This R&G Racing Series Engine Case Cover was developed to ensure superior protection and quality with the help of race teams and avid riders alike. These protective casings are designed with a replaceable puck on the surface of impact to provide the covering with more "meat" to grind through in the event of a "minor" slide, crash or drop. Keep your vulnerable engine case safe from damage and jeez... your wallet too! 

    Learn More
    $88.58

  17. R&G Racing Series Engine Case Cover For Triumph Daytona 675 '07-'12, Street Triple '07-'11 & Street Triple R '08-'11

    R&G Race Series Engine Case Cover For Triumph Daytona 675 '07-'12, Street Triple '07-'11 & Street Triple R '08-'11 | Left Hand Side

    ama approved logo

    R&G Engine Case Covers are AMA Pro Racing approved.

    Developed to meet the high safety stands of race teams and avid riders, this R&G Racing Series Engine Case Cover ensures superior quality where you need it most. Designed with a replaceable puck so that only the slider need be replaced, you can feel more at ease knowing the protective unit provides more meat to grind through in the event of an accident. Pick up this engine case cover and spare your bike the ugly repercussions of wicked damage. 

    Learn More
    $92.29

  18. R&G Race Series Engine Case Cover For Kawasaki ZX10R '11-'17 | RHS - Clutch

    R&G Race Series Engine Case Cover For Kawasaki ZX10R '11-'17 | RHS - Clutch

    ama approved logo

    R&G Engine Case Covers are AMA Pro Racing approved.

    Developed to meet the high standards of race teams and avid riders alike, this R&G Racing Series Engine Case Cover was tested trackside to ensure the product would deliver the utmost protection. Each motor guard comes with a replaceable slider or "puck" which provides more material to wear through in a slide or a separate point of impact in the event of a drop. Only the puck needs replacing if damaged with the actual covering remaining intact and unaffected!

    Learn More
    $92.29

  19. R&G Race Series Engine Case Cover For Kawasaki ZX6R '09-'17 | Generator

    R&G Race Series Engine Case Cover For Kawasaki ZX6R '09-'17 | Generator

    ama approved logo

    R&G Engine Case Covers are AMA Pro Racing approved.

    The R&G Racing Series Engine Case Cover was designed to exceed the needs of race teams, and crash tested in racing environments to ensure maximum possible protection. These motor guards are armed with replaceable case sliders on the most critical point of impact. The slider alone can be replaced quickly as needed without having to replace the entire cover. 

    Learn More
    $92.91

  20. R&G Racing Series Engine Case Cover For Triumph Daytona 675 '07-'11, Street Triple '07-'11 & Street Triple R '07-'10

    R&G Race Series Engine Case Cover For Triumph Daytona 675 '07-'11, Street Triple '07-'11 & Street Triple R '07-'10 | RHS - Clutch

    ama approved logo

    R&G Engine Case Covers are AMA Pro Racing approved.

    Developed to meet the high standards of race teams and avid riders alike, this R&G Racing Series Engine Case Cover was tested trackside to ensure the product would deliver top of the line protection. Each motor guard comes with a replaceable slider or "puck" which provides more material to wear through in a slide or a separate point of impact in the event of a drop. Only the puck needs replacing if damaged with the actual covering remaining intact and unaffected!

    Learn More
    $92.29

  21. R&G Race Series Engine Case Cover for Suzuki GSX-R1000 '09-'16 | Left Hand Side

    R&G Race Series Engine Case Cover for Suzuki GSX-R1000 '09-'16 | Left Hand Side

    ama approved logo

    R&G Engine Case Covers are AMA Pro Racing approved.

    This R&G Racing Series Engine Case Cover was developed to go above and beyond the needs of race teams and crash tested in race environments to ensure superior protection. These motor guards come equipped with a replaceable puck or slider at the point of impact providing more "meat" to wear through to further enhance the protective qualities. The Engine Case Cover can save the day in the event of a "small" slide, crash or drop! Only the "puck" needs replacing while the actual covering remains reusable continually! 

    Learn More
    $88.58

  22. R&G Engine Case Cover for Ducati 899 Panigale '14-'15 Right Hand Side Clutch Cover

    R&G Engine Case Cover for Ducati 899 Panigale '14-'15 Right Hand Side Clutch Cover

    This R&G Right Side Engine Case Cover can save you from a serious headache in the future by protecting your clutch from debris kicked up on the road. Learn More
    $97.87

  23. R&G Racing Series Engine Case Covers for KTM 390 Duke '15 & RC 390 '15

    R&G Race Series Engine Case Cover for KTM 390 Duke '15 & RC 390 '15 | Left Hand Side

    ama approved logo

    R&G Engine Case Covers are AMA Pro Racing approved.

    This R&G Racing Series Engine Case Cover has been uniquely developed to suit the needs of reputable race teams and crash tested in skilled events to ensure they meet and exceed all required standards for protection. These protectors include a replaceable puck or slider at the point of impact providing more material to grind through to further enhance the protection offered. The Engine Case Cover makes for an easy, inexpensive fix in the event of a "minor" slide, crash or drop. Only the "puck" needs to be replaced and the actual covering can be reused continually.

    Learn More
    $86.45

  24. R&G Racing Series Engine Case Cover for KTM 390 Duke '15 & RC 390 '15

    R&G Race Series Engine Case Cover for KTM 390 Duke '15, 390 Duke '17 & RC 390 '15-'16 | Right Hand Side

    ama approved logo

    R&G Engine Case Covers are AMA Pro Racing approved.

    This R&G Racing Series Engine Case Cover has been uniquely developed to suit the needs of reputable race teams and crash tested in skilled events to ensure they not only meet but exceed all required standards for protection. These motor guards feature a replaceable puck or slider at the point of impact providing more girth to grind through to further enhance the protective qualities. The Engine Case Cover makes for an easy, inexpensive fix if you were to experience a "minor" slide, crash or drop. Only the "puck" needs to be replaced and the actual covering can be reused time and time again!

    Learn More
    $86.45

  25. R&G Racing Engine Case Cover for Kawasaki ZX10-R '11- '14

    R&G Race Series Engine Case Cover for Kawasaki ZX10R '11-'17 | Left Hand Side

    ama approved logo

    R&G Engine Case Covers are AMA Pro Racing approved.

    This R&G Racing Series Engine Case Cover was developed to meet the standards of race teams and crash tested in race environments to ensure they not only meet but exceed all required standards for protection. These motor guards come equipped with a replaceable puck or slider at the point of impact providing more material to wear through to further enhance the protective features. The Engine Case Cover can save the day in the event of a "small" slide, crash or drop! Only the "puck" needs replacing with the actual covering remaining reusable time and again! 

    Learn More
    $84.86

  26. R&G Engine Case Cover for Honda CBR300R '14-15

    R&G Engine Case Cover for Honda CBR300R '14-17 | Right Hand Side - Clutch

    ama approved logo

    R&G Engine Case Covers are AMA Pro Racing approved

    These exciting new Engine Case Covers have been developed in collaboration with selected race teams and crash tested within the R&G Racing Suzuki GSX-R Trophy. Crafted from 4mm polypropylene for strength, durability and good looks, they complement R&G Crash Protectors perfectly.

    Learn More
    $76.81

  27. R&G Engine Case Cover for Honda CBR300R '14-15

    R&G Engine Case Cover for Honda CBR300R '14-17 | Left Hand Side - Generator

    ama approved logo

    R&G Engine Case Covers are AMA Pro Racing approved

    These awesome new R&G Engine Case Covers were created to mee the standards of race teams and crash tested within the R&G Racing Suzuki GSX-R Trophy. Crafted from 4mm polypropylene for durability, reinforced strength and a rad aesthetic, they complement R&G Crash Protectors seamlessly.

    Learn More
    $76.81

  28. R&G Engine Case Cover for Yamaha YZF R3 '15

    R&G Engine Case Cover for Yamaha YZF R3 '15-'17 | Left Hand Side - Generator

    ama approved logo

    R&G Engine Case Covers are AMA Pro Racing approved

    These super trustworthy R&G Engine Case Covers were developed to the high standards of selected race teams and crash tested within the R&G Racing Suzuki GSX-R Trophy. Constructed from 4mm polypropylene for quality, durability and great looks, they coordinate with R&G Crash Protectors perfectly.

    Learn More
    $76.81

  29. R&G Right Side Engine Case Guard for Honda CRF250L '13-'16

    R&G Right Side Engine Case Guard for Honda CRF250L '13-'16

    Protect your investment with the R&G RHS Engine Case Guard. Learn More
    $56.98

  30. R&G Carbon Kevlar Left Side Cylinder Head Guards for Select BMW Motorcycles

    R&G Carbon Kevlar Left Side Cylinder Head Guards for Select BMW Motorcycles

    R&G engine case slider (left hand cylinder) for BMW HP2 Enduro & Megamoto, R1200GS, R1200RT, R1200S, R1200ST is made from Carbon Kevlar and fits neatly and easily to the existing engine case and will provide additional protection in the event of a drop. Fitted with the use of a tough silicon sealant (provided with the kit) for secure adhesion.

    Learn More
    $114.99 $86.72

  31. R&G Right Side Engine Case Slider For MV Agusta Brutale 675 '13-'16 & Brutale 800 '13-'17

    R&G Right Side Engine Case Slider For MV Agusta Brutale 675 '13-'16 & Brutale 800 '13-'17

    R&G Engine Case Slider For MV Agusta Brutale 675 '13-'16 & Brutale 800 (RHS). This engine protector was designed to fit the right hand side (RHS) case cover. Crafted from high density nylon for strength, durability and good looks. They compliment the R&G crash protectors perfectly. The sliders simply bolt on over the original engine casing. Slimline for maximum ground clearance, ultra lightweight, matte finish and protecting one of the most vulnerable parts of the machine. These could save you hundreds of dollars in the event of an accident ... Learn More
    $63.18

  32. R&G Left Side Carbon Kevlar Engine Case Slider for Select BMW Motorcycles

    R&G Left Side Carbon Kevlar Engine Case Slider for Select BMW Motorcycles

    The R&G left side carbon Kevlar engine case slider adds protection to keep your engine safe from damage. The deep gloss finish highlights the beautiful twill weave that makes this piece mesmerizing. This handsome carbon case slider adds style to your BMW while also reducing the risk of damage in the event of a fall or slide. Installation is easy with supplied silicone for a reliable fit. Keep your BMW looking tip top with a carbon Kevlar case slider from R&G! Learn More
    $89.66

  33. R&G Right Side Carbon Kevlar Engine Case Slider for Select BMW Motorcycles

    R&G Right Side Carbon Kevlar Engine Case Slider for Select BMW Motorcycles

    The R&G right side carbon kevlar engine case slider is designed to help protect your engine case from damage. A high gloss finish compliments the beautiful twill weave pattern with a screen printed logo. This elegant carbon case slider will significantly enhance aesthetics while reducing the risk of damage in a fall or slide. Installation is simple and the included silicone provides a secure fit. Keep your BMW looking its best with a carbon Kevlar case slider from R&G! Learn More
    $89.66

  34. R&G Left Side Engine Case Cover for BMW F650GS '08-'12, F700GS '13-'17, F800ST '06-'13, F800R '09-'17, F800GS '09-'17 & F800GS Adventure '14-'17

    R&G Left Side Engine Case Cover for BMW F650GS '08-'12, F700GS '13-'17, F800ST '06-'13, F800R '09-'17, F800GS '09-'17 & F800GS Adventure '14-'17

    Protect your vulnerable and expensive engine case from track, trail or street damage with the R&G Engine Case Cover.

    Learn More
    $84.86

  35. R&G Left Side Engine Case Cover for Yamaha FZ-09 '14-'16, FJ-09 '15-'17 & XSR900 '17

    R&G Left Side Engine Case Cover for Yamaha FZ-09 '14-'16, FJ-09 '15-'17 & XSR900 '17

    Protect your vulnerable and expensive engine case from track or street damage with the R&G Engine Case Cover. Learn More
    $97.87

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