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Traxxas T Maxx .15 To 2.5 Upgrade Kit (Traxxas 4900 | TRA4900)

Model: Traxxas 4900
Dist. #: TRA4900   SKU: TRA4900

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Price:  $25.00

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Updated on May 20, 2025 08:41:17 AM

T-Mx Pro .15 To TRX 2.5 Upgrade Kit...
This is the Pro .15 to TRX 2.5 engine conversion set from Traxxas.
It permits you to mount the newer 2.5 engine to an older T-Maxx.

FUNCTIONS:
Tuned pipe, bellcrank, & throttle servo horn made of plastic
Linkage wire made of steel

INCLUDES:
One Plastic Tune Pipe w/Wire Hanger (TRAG5152)
One Exhaust Header w/Screws & O-ring (TRAG5140)
One Exhaust Coupler (TRAG5246)
One Slide Carb Link Bellcrank (TRAC5167)
One Slide Carb Linkage Set (TRAC5168)
One Drill Bit for drilling Bellcrank Post installing holes
2 Tie-Straps for installing Exhaust Coupler
One 90-degree pressure fitting
One 3x10mm machine cap screw w/washer
One instruction sheet
One drilling template sheet

REQUIRES:
2.5 engine stock clutch system and stock engine mount

SPECIFICATIONS:
Tune Pipe Length: 101.6mm (4")
Header Pipe Outer Size: 13mm (.51")
Drill Bit size: 3.175mm (.125")

COMMENTS:
If EZ Start system is needed, utilize TRAP5271

You will certainly like this thing if you have the thing above pointed out.

3.3 Engine Ips Shaft W/Pull Start

This is the Traxxas TRX 3.3 Racing Engine with Pull Starter.

FEATURES:
For usage in all Traxxas TRX2.5 and TRX 3.3 equipped vehicles
Pull starter can be removed to install the EZ Start
60% more peak power than the TRX2.5, with nearly 50% more power
    under the curve for strong linear acceleration
Round rear exhaust with one-piece IPS crankshaft
Composite body slide valve carburetor with high-volume air filter
Blue anodized aluminum cooling head with molded head protector

INCLUDES:
Traxxas TRX 3.3 Racing Engine with Pull Beginner and glow plug
One instruction handbook (TRAZ5300)
One service assistance guide and parts lis.
One set of engine decals
One engine break-in DVD
One little bottle of air filter oil
One air filter

REQUIRES:
Car fuel with 10%, 20% or 33% nitro content

SPECIFICATIONS:
Displacement: .20 cu in (3.3cc)
Practical RPM: N/A
Output: N/A
Weight: 10.9oz (305g)
Range in between installing holes very same side: 0.39" (10mm)
Range in between installing holes opposite side: 1.2" (32mm)
Range from center of engine to front bearing: 1.2" (32mm)
Distance/bottom of installing flanges/top of cylinder head: 3.5" (88mm
Width of installing flanges: 44mm

COMMENTS:
Other versions of the TRX 3.3 engine include;
    #5404 Single Shaft without Beginner, TRAG5404
    #5406 Multi-Shaft without Beginner, TRAG5406
    #5409 Multi-Shaft w/Recoil Pull Beginner, TRAG5409

Frequently Bought Together

Traxxas T Maxx .15 To 2.5 Upgrade Kit
+
Traxxas 2.5 Eng Ips Shft W/Recoil P/S
+
ARRMA Body Clip Retainer 1/8 Scale Black (4)
This Item: Traxxas T Maxx .15 To 2.5 Upgrade Kit
$25.00
Traxxas 2.5 Eng Ips Shft W/Recoil P/S
$169.95
ARRMA Body Clip Retainer 1/8 Scale Black (4)
$5.99

Total Price: $200.94

Add All Three To Cart

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