RC Engine Bearings | BLUEBIRD, ALL MODELS - 21
The Boca Bearing Company has been the industry standard for RC Engine bearing performance since 1987. Reducing rolling resistance and conserving energy is our hallmark. We offer a full line of standard & ceramic hybrid bearings specifically designed for today's demanding RC Engine needs. Various ABEC tolerances, radial plays, retainer styles and seal/shield configurations are available. We have compiled bearing kits for your convenience and listed them according to the RC Engine manufacturer and model. Simply click on Search By RC Engine Model or use the Model Search at the top of any page.
You can also print (on regular printer paper), our RC Engine bearing size chart HERE and use it to match and find the size of your bearings.
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#ENK-004MX
SKU: #ENK-004MX
MX RC Engine bearings are specially designed for problematic racing engines. These bearings have a high speed, heavy duty, retainer and a special internal design that can withstand higher radial and thrust loads than standard bearings. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details. KIT (2) MR607-2RU, MX6901 -T46/C3#3More Info- Your Price:$35.37
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#ENK-012MX
SKU: #ENK-012MX
MX RC Engine bearings are specially designed for problematic racing engines. These bearings have a high speed, heavy duty, retainer and a special internal design that can withstand higher radial and thrust loads than standard bearings. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details. KIT (2) MR689-2RU, MX6901-T46/C3#3More Info- Your Price:$34.49
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#ENK-004C-MX
SKU: #ENK-004C-MX
Ceramic MX RC Engine bearing kits are specially designed for problematic racing engines. These bearings have ceramic balls, a high speed, heavy duty, retainer and a special internal design that can withstand higher radial and thrust loads than standard bearings. Ceramic hybrids are lighter, capable of achieving higher RPM’s and sustaining higher operating temperatures than traditional bearings. Whenever using a ceramic hybrid bearing in an RC Engine, we suggest leaving both seals on for the front bearing and one seal facing the inside of the motor on the rear bearing. This protects the RC engine from possible bearing failure. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details. KIT (2) MR607C-2RU, MX6901CE-T46/C3#3More Info- Your Price:$83.45
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#ENK-012C-MX
SKU: #ENK-012C-MX
Ceramic MX RC Engine bearing kits are specially designed for problematic racing engines. These bearings have ceramic balls, a high speed, heavy duty, retainer and a special internal design that can withstand higher radial and thrust loads than standard bearings. Ceramic hybrids are lighter, capable of achieving higher RPM’s and sustaining higher operating temperatures than traditional bearings. Whenever using a ceramic hybrid bearing in an RC Engine, we suggest leaving both seals on for the front bearing and one seal facing the inside of the motor on the rear bearing. This protects the RC engine from possible bearing failure. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details. KIT (2) MR689C-2RU, MX6901CE-T46/C3#3More Info- Your Price:$80.40
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#ENK-004
SKU: #ENK-004
Economy RC Engine bearing kits are the most affordable way to replace stock bearings. These bearings have chrome steel races, balls, retainers and shields. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details. KIT(2)MR607-ZZ/ MR6901-ZZMore Info- Your Price:$15.01
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#ENK-004HS
SKU: #ENK-004HS
High Speed RC Engine bearing kits come with a high speed retainer that can handle 15% more Rpm's, These bearings have steel balls, a high speed retainer and a C3 fit. High Performance bearings can be used for any application seeking a bearing with a strong, lightweight retainer. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details. KIT(2) MR607-Z/MR6901-ZTHMore Info- Your Price:$28.25
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#ENK-004C
SKU: #ENK-004C
Ceramic Premium bearing kits have ceramic balls, a high speed retainer and a C3 fit. Ceramic hybrids are lighter, capable of achieving higher RPM’s and sustaining higher operating temperatures than traditional bearings. Whenever using a ceramic hybrid bearing in an RC Engine, we suggest leaving both seals on for the front bearing and one seal facing the inside of the motor on the rear bearing. This protects the RC engine from possible bearing failure. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details. KIT(2) MR607C/ MR6901CMore Info- Your Price:$73.22
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#ENK-012
SKU: #ENK-012
Economy RC Engine bearing kits are the most affordable way to replace stock bearings. These bearings have chrome steel races, balls, retainers and shields. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details. KIT(2) MR689-ZZ/MR6901-ZZMore Info- Your Price:$17.29
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#ENK-012HS
SKU: #ENK-012HS
High Speed RC Engine bearing kits come with a high speed retainer that can handle 15% more Rpm's, These bearings have steel balls, a high speed retainer and a C3 fit. High Performance bearings can be used for any application seeking a bearing with a strong, lightweight retainer. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details. KIT(2)MR689-Z/ MR6901-ZTHMore Info- Your Price:$27.40
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#ENK-012C
SKU: #ENK-012C
Ceramic Premium bearing kits have ceramic balls, a high speed retainer and a C3 fit. Ceramic hybrids are lighter, capable of achieving higher RPM’s and sustaining higher operating temperatures than traditional bearings. Whenever using a ceramic hybrid bearing in an RC Engine, we suggest leaving both seals on for the front bearing and one seal facing the inside of the motor on the rear bearing. This protects the RC engine from possible bearing failure. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details. KIT(2) MR689C-Z / MR6901CMore Info- Your Price:$72.25
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#ENK-004ST
SKU: #ENK-004ST
RC Engine Stainless Steel Bearing kits are one of the most affordable way to replace stock bearings. These bearings have stainless steel races, balls, retainers and seals. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details.More Info- Your Price:$26.52
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#ENK-004RS-ST
SKU: #ENK-004RS-ST
RC Engine Stainless Steel Bearing kits are one of the most affordable way to replace stock bearings. These bearings have stainless steel races, balls, retainers and seals. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details.More Info- Your Price:$28.29
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#ENK-012ST
SKU: #ENK-012ST
RC Engine Stainless Steel Bearing kits are one of the most affordable way to replace stock bearings. These bearings have stainless steel races, balls, retainers and seals. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details.More Info- Your Price:$25.63
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#ENK-012RS-ST
SKU: #ENK-012RS-ST
RC Engine Stainless Steel Bearing kits are one of the most affordable way to replace stock bearings. These bearings have stainless steel races, balls, retainers and seals. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details.More Info- Your Price:$26.52
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#ENK-004RS
- Your Price:$17.66
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#ENK-004RSHS
SKU: #ENK-004RSHS
High Speed RC Engine bearing kits come with a high speed retainer that can handle 15% more Rpm's, These bearings have steel balls, a high speed retainer and a C3 fit. High Performance bearings can be used for any application seeking a bearing with a strong, lightweight retainer. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details.More Info- Your Price:$30.95
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#ENK-004C-HP
SKU: #ENK-004C-HP
Ceramic High Performance bearing kits come with a high speed retainer that can handle 15% more Rpm's. In most cases the front bearings are supplied with rubber seals (2RU) which helps stop leakage through the front of the engine. Metal shields (ZZ) will be supplied in some cases where the sealed version is not available. These bearings have ceramic balls, a high speed retainer and a C3 fit. Ceramic hybrids are lighter, capable of achieving higher RPM’s and sustaining higher operating temperatures than traditional bearings. Whenever using a ceramic hybrid bearing in an RC Engine, we suggest leaving both seals on for the front bearing and one seal facing the inside of the motor on the rear bearing. This protects the RC engine from possible bearing failure. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details. KIT (2) 607C-2RU TH9/C3 / 6901C TH9/C3More Info- Your Price:$75.31
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#ENK-004HP
SKU: #ENK-004HP
High Performance RC Engine bearing kits come with a high speed retainer that can handle 15% more Rpm's, In most cases the front bearings are also supplied with rubber seals (2RU) which helps to stop leakage through the front of the engine. Metal shields (ZZ) will be supplied in some cases where the sealed version is not available. These bearings have steel balls, a high speed retainer and a C3 fit. High Performance bearings can be used for any application seeking a bearing with a strong seal. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details. KIT (2) MR607-2RU TH9/C3/ MR6901 TH9/C3More Info- Your Price:$30.06
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#ENK-004RSC
SKU: #ENK-004RSC
Ceramic Premium bearing kits have ceramic balls, a high speed retainer and a C3 fit. Ceramic hybrids are lighter, capable of achieving higher RPM’s and sustaining higher operating temperatures than traditional bearings. Whenever using a ceramic hybrid bearing in an RC Engine, we suggest leaving both seals on for the front bearing and one seal facing the inside of the motor on the rear bearing. This protects the RC engine from possible bearing failure. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details. KIT (1) MR6901C-ZZTH9C3/ (1) MR607C-2RSTH9C3More Info- Your Price:$76.32
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#ENK-012C-HP
SKU: #ENK-012C-HP
Ceramic High Performance bearing kits come with a high speed retainer that can handle 15% more Rpm's. In most cases the front bearings are supplied with rubber seals (2RU) which helps stop leakage through the front of the engine. Metal shields (ZZ) will be supplied in some cases where the sealed version is not available. These bearings have ceramic balls, a high speed retainer and a C3 fit. Ceramic hybrids are lighter, capable of achieving higher RPM’s and sustaining higher operating temperatures than traditional bearings. Whenever using a ceramic hybrid bearing in an RC Engine, we suggest leaving both seals on for the front bearing and one seal facing the inside of the motor on the rear bearing. This protects the RC engine from possible bearing failure. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details. KIT (2) 689CRU/6901TCMore Info- Your Price:$74.28
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#ENK-012RS
- Your Price:$20.32
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#ENK-012HP
SKU: #ENK-012HP
High Performance RC Engine bearing kits come with a high speed retainer that can handle 15% more Rpm's, In most cases the front bearings are also supplied with rubber seals (2RU) which helps to stop leakage through the front of the engine. Metal shields (ZZ) will be supplied in some cases where the sealed version is not available. These bearings have steel balls, a high speed retainer and a C3 fit. High Performance bearings can be used for any application seeking a bearing with a strong seal. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details. KIT (2) MR689-2RU TH9/C3/ MR6901-2RU TH9/C3More Info- Your Price:$29.18
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#ENK- 004C-LP_
SKU: #ENK- 004C-LP_
Ceramic Lightning Performance RC Engine bearing kits have a special heavy duty, steel retainer that is designed to withstand higher nitro content. Ceramic hybrids are lighter, capable of achieving higher RPM’s and sustaining higher operating temperatures than traditional bearings. Whenever using a ceramic hybrid bearing in an RC Engine, we suggest leaving both seals on for the front bearing and one seal facing the inside of the motor on the rear bearing. This protects the RC engine from possible bearing failure. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details. KIT (2) SMR607C-2YS/SMR6901C-2YSMore Info- Your Price:$42.72
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#ENK-012C-LP
SKU: #ENK-012C-LP
Ceramic Lightning Performance RC Engine bearing kits have a special heavy duty, steel retainer that is designed to withstand higher nitro content. Ceramic hybrids are lighter, capable of achieving higher RPM’s and sustaining higher operating temperatures than traditional bearings. Whenever using a ceramic hybrid bearing in an RC Engine, we suggest leaving both seals on for the front bearing and one seal facing the inside of the motor on the rear bearing. This protects the RC engine from possible bearing failure. When selecting your Engine Bearing kit please check to be sure you are getting the proper sized bearings for your engine or contact your Boca Bearing Sales rep for details. KIT (2) SMR689C-2YS/SMR6901C-2YSMore Info- Your Price:$42.72