3-5/8" big bore piston set. Used with 3 5/8" big bore cylinders with 5.330" (stock) to 5.530" (+.200") length. Use with 4-1/4" stock stroke (88"), 4-1/2" (93"), 4-5/8" (96") to 4-3/4" (98") stroker flywheels.
10.0:1 CR.
Piston weight 385gr.
Piston pin weight 97gr.
Head type: Dome / Dome -57cc.
Compression height 1.285" / Bore 3.625" (3 5/8")
Stroke 4.250" to 4.750" (4-1/4" to 4-3/4"). Rod length 7.440" / Cyl. length 5.330" (Std) to 5.530" (+.200").
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 clearance. See instructions.
Note: 5.330" cylinders can be used with stock 4-1/4" stroke. Longer strokes require correct length longer cylinders or stroker plates to achieve the desired compression ratio.
Note: In any and all applications the technician must be able to judge components for their suitability in combination with the other engine components, prior to installation.
Fits: > 1948-1984 Harley Davidson B.T. with 3-5/8 big bore cylinders and strokes from 4-1/4" to 4-3/4" (88" to 98" engines)
Angaben zur Produktsicherheit
Herstellerinformationen:
KB-PERFORMANCE PISTON
, ,
verantwortliche Person:
Motorcycle Storehouse B.V.
Gotenburgweg 46
Groningen, Niederlande, 9723 TM
info@mcseurope.nl
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