Wiseco Pro Tru Compact Series Piston Kit (94-05 Mazda Miata) K553M845

Description

Pro Tru sets include plasma moly 1/16, 1/16, 3/16 pre-gapped ring packages which provide excellent seal, friction reduction, and long life. Pro Tru pistons also come in a variety of volumes that allow the engine builder to choose the exact compression ratio required for their engine. 

 Bore
84.5mm
Comp Height
30.5
Comp Ratio
8.5-8.8:1
Dome Volume
-4
Gram Weight
315
Rod
133
Stroke
85

Part # K553M845