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Mugen Ninja JX21 B01A 5-Port Off-Road Competition Buggy Engine (Light Weight Head)
[MUGJX21B01A]
    Low Price: $349.99 
Displaying 1 to 6 (of 24 reviews) Result Pages:  1  2  3  4  [Next >>] 
by cobra1469 Date Added: Thursday, November 12, 2009
pulled right at 12mins with this motor, on a jamminx2 truggy and jp4!!!! love it

Rating: 5 of 5 Stars! [5 of 5 Stars!]
by R Fleck Date Added: Thursday, September 10, 2009
Initial thoughts after break in are it has typical OS reliability in terms of tuning. It is a bit l..

Rating: 5 of 5 Stars! [5 of 5 Stars!]
by Bobby coker Date Added: Tuesday, September 01, 2009
well i have got ab 3/4 of a gallon on it now and is running real good. Very strong from bottom to to..

Rating: 5 of 5 Stars! [5 of 5 Stars!]
by cobra1469 Date Added: Monday, August 31, 2009
well ran my ninja at the track this weekend and got it race tuned. this motor has very, very good bo..

Rating: 5 of 5 Stars! [5 of 5 Stars!]
by cobra1469 Date Added: Tuesday, August 25, 2009
brake in is ok, but alot of pinch. i have 9 to 10 tanks so far. got temp around 200 and this thing i..

Rating: 5 of 5 Stars! [5 of 5 Stars!]
by Bobby coker Date Added: Monday, August 17, 2009
well it was a bit** breaking it in, its the tightest motor i have ever broke in. getting 9 mins righ..

Rating: 5 of 5 Stars! [5 of 5 Stars!]
Displaying 1 to 6 (of 24 reviews) Result Pages:  1  2  3  4  [Next >>] 
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Specials more
GS Racing Center Differential Support Plant Set
GS Racing Center Differential Support Plant Set
 $7.09 
$2.09 
Reviews more
Mugen Ninja JX21 B01A 5-Port Off-Road Competition Buggy Engine (Light Weight Head)
Ordered this motor tuesday and got it on thursday going to b ..
3 of 5 Stars!
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