Jett Engines - Dimensional Reference


Dimensional Specifications For Jett Engines


ALL DIMENSIONS ARE IN INCHES
ALL WEIGHTS ARE IN OUNCES
(25.4mm = 1" - 28.35gm=1 ounce)

SPORT-JETT ENGINES

(ALSO INCLUDES APPLICABLE STUNT, FF AND CL)



TYPE   DISP   BORE   STROKE  WT*   RPM RANGE     A       B     C      D      E       F     G      H       J       K       L     M



BSE25  .255   .709   .644   13.4   2000-20000   1.50   .590   1.22   2.10   2.156  1.61   1.27   1.57   1.378  1/4-28   1.375  5.3

BSE30  .297   .766   .644   13.0   2000-20000   1.50   .590   1.22   2.10   2.156  1.61   1.27   1.57   1.378  1/4-28   1.375  5.3

BSE35  .355   .787   .730   13.8   2000-20000   1.50   .590   1.22   2.10   2.156  1.61   1.27   1.57   1.378  1/4-28   1.375  5.3

QJ40   .398   .846   .708   16.0   18000+       1.62   .590   1.38   2.50   2.35   1.63   1.38   1.50   1.50   1/4-28   1.63   4.8 

SS40   .398   .846   .708   17.0   3000-20000   1.73   .689   1.38   2.50   2.35   1.63   1.38   1.50   1.50   1/4-28   1.63   5.8 

QM40   .398   .846   .708   16.0   22000+       1.62   .590   1.38   2.50   2.35   1.63   1.38   1.50   1.50   1/4-28   1.63   4.8 

SJ40   .398   .846   .708   17.4   2000-18000   1.73   .689   1.38   2.50   2.45   1.63   1.38   1.58   1.50   1/4-28   1.50   6.2

SJ46   .457   .880   .752   17.2   2000-18000   1.73   .689   1.38   2.53   2.45   1.63   1.38   1.58   1.50   1/4-28   1.50   6.2

SJ50   .498   .900   .783   16.4   2000-18000   1.73   .689   1.38   2.55   2.45   1.63   1.38   1.58   1.50   1/4-28   1.50   6.2

SJ60L  .595   .940   .865   17.0   2000-16000   1.73   .689   1.42   2.60   2.45   1.63   1.38   1.58   1.50   1/4-28   1.50   6.5



SJ65   .654   .968   .890   25.6   1800-16000   2.05   .984   1.72   3.15   2.63   1.88   1.78   1.94   1.86   5/16-24  1.75   7.0

SJ76   .754  1.039   .890   25.4   1800-16000   2.05   .984   1.72   3.15   2.63   1.88   1.78   1.94   1.86   5/16-24  1.75   7.0

SJ90L  .900  1.093   .960   25.2   1700-16000   2.05   .984   1.72   3.19   2.63   1.88   1.78   1.94   1.86   5/16-24  1.75   7.0

SJ90T  .900  1.093   .960   25.8   1700-14000   2.05   .984   1.72   3.19   2.63   1.88   1.78   1.94   1.86   5/16-24  1.75   8.5



SJ105 1.073  1.125  1.080   29.9   1500-12000   2.05   .984   1.75   3.38   3.00   2.00   1.81   2.09   1.86   5/16-24  1.75   8.5

SJ120 1.197  1.188  1.080   31.5   1500-12000   2.05   .984   1.75   3.38   3.00   2.00   1.81   2.09   1.86   5/16-24  1.75   8.5



*ALL WEIGHTS ARE IN OUNCES AND INCLUDE MUFFLER AND SPINNER NUT





FRONT INDUCTION REAR EXHAUST  (FIRE)

(ALSO INCLUDES APPLICABLE STUNT, FF, CL, AND DUCTED FAN)



TYPE   DISP   BORE   STROKE  WT**  RPM RANGE     A       B     C      D      E       F     G      H       J       K    



BSE25F .255   .709   .644   10.5   2000-20000   1.50   .590   1.22   2.10   2.156  1.61   1.27   N.A.   N.A.   1/4-28

BSE30F .297   .766   .644   10.1   2000-20000   1.50   .590   1.22   2.10   2.156  1.61   1.27   N.A.   N.A.   1/4-28

BSE35F .355   .787   .730   11.6   2000-20000   1.50   .590   1.22   2.10   2.156  1.61   1.27   N.A.   N.A.   1/4-28
JF40   .398   .846   .708   12.5   2000-22000   1.62   .590   1.38   2.50   2.45   1.63   1.38   N.A.   N.A.   1/4-28   

JF46   .457   .880   .752   12.25  2000-22000   1.62   .590   1.38   2.53   2.45   1.63   1.38   N.A.   N.A.   1/4-28   

JF50   .498   .900   .783   12.0   2000-22000   1.62   .590   1.38   2.55   2.45   1.63   1.38   N.A.   N.A.   1/4-28   

JF60L  .595   .940   .865   13.0   2000-20000   1.73   .689   1.42   2.60   2.45   1.63   1.38   N.A.   N.A.   1/4-28   



JF76   .754  1.039   .890   23.5   1800-16000   2.00   1.00   1.74   3.25   3.00   2.0    1.75   N.A.   N.A.   5/16-24  

JF95   .954  1.125   .960   23.5   1800-16000   2.00   1.00   1.74   3.25   3.00   2.0    1.75   N.A.   N.A.   5/16-24  



**ALL WEIGHTS FOR FIRE ENGINES ARE IN OUNCES AND INCLUDE SPINNER NUT, BUT NO MUFFLER OR TUNED PIPE


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