YS 91 AC AIR CHAMBER & CAM YS FZ110 OS FS 110 Alpha FS 81A RC ENGINE BEARINGS

Description

Please see fitment guide below, Thanks RC Engine Bearings USA
We only sell Quality Premium Grade ABEC3 or better upgrade Hi Speed Bearings and for only a couple dollars more than the common unknown spec or abec1 rated low grade soft metals general use Bearings, our Premium Bearings are all correct C3 Clearance for heat in Model Nitro/Gas Engines, we only sell True Sealed Bearings, Not the old leaky shield type. We get our Bearings from proven reliable US Bearing Suppliers. We have Fast US Shipping from USA.
(INFO) ALL INTERNATIONAL SHIPPING, we still pay the extra Ebay Shipping Fee we get charged plus Bubble Mailers, Packing Supplies, Print Ink & Paper and Misc. Plus our Insurance, so please bear with us we don't like the high cost of International Shipping any more than you, we do our best and have no other options except at much higher price shipping options. (Note) Int. Shipping can take 2 to 5 weeks due to multiple carriers sorting and Customs delays.
((NOTE INTERNATIONAL SHIPPING))), some Countries have Customs Fees that they can charge you when your order arrives, we don't know if or what they charge so check with your Postal Customs Service before buying if you don't know to avoid surprises.
(Printed BEARING Installation guide, Tips and 4 Stroke Timing instructions)
I'm VeriSign and PayPal Verified . I've been on Ebay 20 years + PayPal's Money Back Guarantee.
I've rebuilt over 800 Model Engines if you need Help just email me.
The listing is for
(4) NEW PREMIUM BEARINGS
.
You are buying (1) SET (4) Precision Miniature BEARINGS with installation tips Instructions .
SEE ENGINE FITMENT BELOW
If you don't see your engine listed email me, I have sets for most engines.
(1) REAR HC Premium Upgrade Deep Groove High Speed Full Metal Cage open bearing (Note) if you want all sealed email before paying. Most engines use open rear Bearings.
(1) FRONT USBB Premium Blue Seals Deep Groove High RPM Sealed Full Metal Cage Chromium Steel with Buna Seal with Mobil high temp Grease (Options/Shipped Fully Sealed , Open or Seal on One Side) ships sealed (2) Seals.
(2) Precision CAM Bearings with OEM type Shields.
Fitment guide for this set
OS ENGINES ALPHA 4C 81
OS ENGINES FS 61
OS ENGINES FS 70 II SURPASS 70
OS ENGINES FS 70 SURPASS RC 4C 70
OS ENGINES FS RC 4C 61
OS ENGINES FS-81 81
OS ENGINES FS110-A 110
OS ENGINES FSA 81 4C 81
YS AIR CHAMBER 91
YS Futaba (Yamada) AC.91
YS FZ110
FS 110 A (Alpha)
Bearing Type & Specs
Quanity (1) Rear HC Chromium Premium ABEC3/C3 Deep Groove Precision Bearing
Type Open (sealed on request)
Dimension Type: Metric
Enclosure Open (sealed on request)
RPM Oil (x1000): 30
Quanity (1) Front USBB Blue Seal Premium ABEC3/C3 HC Chromium High RPM SEALED (2) SEALS, can be run open or sealed on 1 side or both.
Seals
USBB Blue
Double LIP Seals
Lubrication
Wide temperature range (-40 to + 350)
Noise Testing
Noise tested before and after lubrication
Noise Level
Passes V2 Noise Vibration Standards Smaller Sized, V3 Standards.
Precision Balls
HC Chromium Matched ABMA Grade 10 or better for roundness
Raceways
Finely honed Super Finished for long life and low noise
Quality Level
Premium bearings ABEC 3/C3
Endurance Bearing Testing
Independent Endurance testing has verified our Premium Bearings Outperformed all low cost bearings and matched or exceeded the performance of well-known brand name bearings.
Why Settle for Econo or Standard abec1 low grade non tested bearings that are often rough, gritty even new and most likely won't stand the test of time.
Thanks again to all our regular and new Customers for our 5 Star seller.com Rating.
Engine BEARING Care and storage info.
Why pay or 40 dollars for low grade or no grade factory bulk bearings that don't last long compared to Premium Industrial Grade ABEC3/C3 High Speed Bearings, get some spares if you leave fuel in your engine they will need replaced after they gum up or turn into a ball of rust, you can save buying a new engine by replacing gummy or rusted, stuck, rough or loose bearings before they come apart and damage the piston, head and sleeve. Save $$$ New Premium ABEC3/C3 Bearings make a big difference in engine performance. I always remove the fuel line and idle the engine dry, then put in marvel mystery oil or after run oil and spin it over, for long tern add liberal amounts of After Run Oil and cap off carb and exhaust, if the engine sets for a long time Not properly oiled it may appear to turn smoothly but some of the time the bearings aren't even turning, then when started the crank spins in the inner bearing race, not good.