Pro.21bx-r car engine

Product code: TT 9475

Thunder Tiger

Quick Overview

Designed to achieve the easiest operation and max performance over & over, the new PRO-21BX-R delivers an awesome raw power & durability !

Αυτός ο Κινητήρας αυτοκινήτου Pro.21BX-R έχει επανασχεδιαστεί με μεγαλύτερη κάσα, ελαφρύτερο στρόφαλο,και ακριβείας ψεκασμού καρμπυλατέρ.Με την καινούργια αυτή σχεδίαση επιτυνχάνει χαμηλότερο βάρος μεγαλύτερη θερμική απαγωγή αύξηση των στροφών και μεγαλύτερη μακροζωία.Ολη η σειρά των κινητήρων Pro.έχουν κατασκευαστεί αυτοματοποιημένα χωρίς την παρέμβαση ανθρώπινου παράγοντα,εξασφαλίζοντας έτσι σταθερή απόδοση του κινητήρα απο τον πρώτο έως και τον τελευταίο.Είναι εφοδιασμένος με κορδονίερα και με σρόφαλο τύπου SG.Ό στροφαλός του εδράζεται σε δύο ρουλεμάν υψηλής ποιότητας.

215,15 €


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Pro.21bx-r car engine from Thunder Tiger corp.

Rear exhaust version
Item No.     9475
Specification Displacement(c.c. /     3.49 c.c. / .213
Bore(mm / in.)     16.26 mm / 0.640 in.
Stroke(mm / in.)     16.8 mm / 0.661 in.
Practical R.P.M.(R.P.M.)     3,000 ~ 36,000 rpm
Output(BHP/RPM)     2.15 BHP / 30,000 RPM
Weight(g/oz)     460 g / 16.23 oz

1. PRO-21BX-R engine x 1 EA
2. Carburetor Assembly x 1 EA
3. Instructional manual x 1 EA
4. TT logo stickerx x 1 EA

The new webbed reinforced compact crankcase is made for added wearing resistance and provides effective heat dispersion for longer runs.

All PRO series engines are manufactured by automated computer-controlled machinery, using the highest quality materials and state-of-the-art CNC manufacturing techniques to deliver a powerplant that looks and performs better. Precision mixture control carburetor makes adjustments simple, the crankshaft is lightened, and balanced to achieve a smoother and more efficient fuel mixture.
The new 21 engine fits in the same mounting as the original .21/.28 engines, with no additional weight - but delivers greater output and higher practical rpm.

The Pro-21BX-R is equipped with a built-in recoil starters ("X" type) for easy and quick start.

Rear exhaust
ABC construction: Aluminum piston with Cr-plated brass cylinder liner
Hypereutectic machined Al-Si ringed piston
High-strength connecting rod with bushings pre-installed
SG crankshaft
One-piece crankcase with squared-off cooling fins
Dual ball bearing-supported crankshaft
Machined over-sized heat sink head
Built-in pull starting backplate
Three-needle valves slide valve carburetor
State-of-the-art CNC machined components

Additional Information

Manufacturer Thunder Tiger

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