Premium Race Series Piston Ring Set - J100 Standard Tension JJ100F8-4020-5 Product:4.020" Bore, 1/16" Top Ring, 1/16" Second Ring, 3/16" Oil Ring Firewall Bulkhead - PolishedA/C 2-Port

Firewall Bulkhead - PolishedA/C 2-Port With -6AN & -10AN Line

AF998-02SS

Option 15/16" Adapter

Feature Points Ultra lightweight composite housing sheds over 50% of the weight compared to a standard AutoMeter universal gauge pod

They are unaffected by engine backfires

Premium Race Series Piston Ring Set - J100 Standard Tension JJ100F8-4020-5 Product:4.020" Bore, 1/16" Top Ring, 1/16" Second Ring, 3/16" Oil Ring Firewall Bulkhead - PolishedA/C 2-PortPremium Race Series Piston Ring Set J100 Standard Tension4. 020" Bore, 1 16" Top Ring, 1 16" Second Ring, 3 16" Oil Ring JJ100F8 4020 5 100F8 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"