Pay in 4 interest-free payments of $39.66 Learn more
Ships within 48 hours · Estimated delivery Aug 6 - Aug 11
Especially in high lift/performance applications
Die-cast insert with a chrome finish
BLACK ABS HOUSING
kit will depend on model and options
Fine thread is 5/16-24
KB Performance, 1340cc Evo B.T. pop-up piston kit. +.005" - 84-99 1340 Evo B.T. (NU) Turn signals lens mount kits Especially in high lift/performance applicationsPop up high compression. 10. 5: 1 CR. Piston weight 360gr. Piston pin weight 97gr. Head type: Dome 0. 200". Dome 18cc. Compression height 1. 375". Bore 3. 4980". Stroke 4. 250" (4 1 4"). Rod length 7. 440". Cyl. length 5. 550". Comes with T6 heat treated 390 Hypereutectic cast pistons with 16% silicone levels which enables running a very tight clearance for longevity and hardly any piston noise. Note: Top compression ring will need additional
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