Premium Race Series Piston Ring Set - J100 Low Tension JJ10008-4020-5 Product:4.020" Bore, 1/16" Top Ring, 1/16" Second Ring, 3/16" Oil Ring H series bearings have a

H series bearings have a medium level of eccentricity

NPT ports and plugs are provided for auxiliary sensors

clean styling with carbon fiber construction and LED illumination through the dial giving a stealth effect on American Muscle style gauges

7 Compression Ratio with 66cc chamber volume: 8

Premium Race Series Piston Ring Set - J100 Low Tension JJ10008-4020-5 Product:4.020" Bore, 1/16" Top Ring, 1/16" Second Ring, 3/16" Oil Ring H series bearings have aPremium Race Series Piston Ring Set J100 Low Tension4. 020" Bore, 1 16" Top Ring, 1 16" Second Ring, 3 16" Oil Ring JJ10008 4020 5 10008 4020 5 JE Premium Race Series rings feature the highest quality ductile iron top ring with the latest technology plasma moly inlay. Taper faced reverse torsional second rings or gapless seconds are combined with either standard or low tension oil control rings. Specifications Bore: 4. 020" Top Ring Height: 1 16" Top