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JP Performance products for AJS Motorcycle 18S 498cc, OHV, CR 7.3:1 engines

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18S 498cc, OHV, CR 7.3:1

JPO592
AJS  Motorcycle 18S 498cc, OHV, CR 7.3:1
Metric Bore
82.55
Imp Bore
3.25
Head Shape
4H  +0.285? (+7.2)
Clips
C 2
Cylinders
1
Crown
dome valves
Comp Height
2.0625
Length Inches
3.437
D.B.B
1.215
Ring Comp
2 x 1/16"
Rings Oil
1 x 1/8"
OC
P
Pin OD
0.875
Pin Type
P

            

        

    

    
        
    

        

            

                		

						



	




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