B&M Racing & Performance brings you this billet aluminum speedometer port block-off plug that fits all Tremec 3550
# ED61629 and also works well with 4V and 2V cast iron Cleveland heads
Solid dome design Oversize: std Recommended Ring Set (Check Proseal listing to determine oil ring tension): J10008-4125-5 Factory GM heads are used to define standard valve spacing and angle (thus 23°) for many small block Chevy
Replacement seal kit available for purchase separately as Dedenbear part SKWP
Sportsman Series Piston Ring Set - S100S Standard Tension JS100S8-4020-5 Product:4.020" Bore, 1/16" Top Ring, 1/16" Second Ring, 3/16" Oil Ring B&M Racing & Performance bringsSportsman Series Piston Ring Set S100S Standard Tension4. 020" Bore, 1 16" Top Ring, 1 16" Second Ring, 3 16" Oil Ring JS100S8 4020 5 100S8 4020 5 JE Pro Seal Sportsman ring packages are manufactured in our most popular bore sizes, designed with the sportsman racer in mind. Featuring a ductile iron plasma moly inlay top, premium iron taper faced second and standard tension oil rings, these rings are only available in sets with 1 16, 1 16, 3 16 axial