In Stock

21XZ-B V2 ABC VII 1/8 Offroad .21 Buggy Engine
Item No.
OS Engines -
OSMG2053
$401.10
In Stock

21XZ-B V2 ABC VII 1/8 Offroad .21 Buggy Engine
Item No.
OS Engines -
OSMG2053
$401.10
- High performance crankshaft has silicone filled intake passage and Tungsten counterweights
- Lightening holes in cylinder head reduce overall weight
- 22B2 single needle slide valve carburetor
- ABC piston and liner construction "A"luminum piston fitted to a "B"rass cylinder liner that is "C"hrome plated
- Optimized power band
21XZ-B V2 ABC VII 1/8 Offroad .21 Buggy Engine
Item No.
OS Engines -
OSMG2053
Product
$401.10
Add Ons
Estimated Total:
$401.10
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Product Details
In The Box
- (1) O.S. 21XZ-B V2 Off-Road Engine with 22B2 Carburetor
- Exhaust Gasket
- P3 Turbo Ultra Hot Glow Plug
- Yellow 7mm Carb Reducer
- (2) Dust caps
- Product manual
Needed to Complete
- Fuel: 10-30% nitro content, 20% recommended for break-in
- Exhaust System: Depending on vehicle
- Glow starter, fuel tubing and track equipment

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Manuals & SupportThe perfect balance between price and performance.
The 21XZ-B Version II delivers ideal performance at a reasonable price. It continues to exceed the expectations of even pro racers, delivering power comparable to the Speed Spec II at a lower price. Upgrades include a lightened cylinder head, improved cooling and a brand new 22B2 single-needle carb for easy tuning. If you're looking for incredible throttle response and the power to conquer off-road, you've found it in the 21XZ-B Version II.

- Performance that rivals the Speed 21XZ-B Spec II
- Shares the piston, liner and con rod of the Spec II
- Easy-tune 2282 single-needle carb
- Optimized power band
- Silicon-filled crankshaft with tungsten counter weights
- Low center of gravity
- Blue anodized head
- Incredible throttle response
Product Specifications
Manufacturer # | 12183 |
Bore | 0.641 in (16.27 mm) |
Crankshaft Type | Threaded |
Power Type | Glow |
Plug Type | P3 Turbo Ultra Hot |
Stroke | 0.661 in (16.8 mm) |
Cylinders | Single |
Product Width | 1.77 in (45 mm) at mounting tabs |
Total Weight | 12.77 oz (362 g) |
Displacement | 0.213 cu in (3.49 cc) |
Product Length | 2.5 in (64.5 mm) from backplate to drive hub |
Part Type | Engine Parts |
Product Height | 4 in (102.1 mm) |
RPM Range | 4,000 - 42,000 rpm |
Crankshaft Threads | UNF1/4-28 |