- SBC - Center Bolt - Polished Gm Diesel " The Super B single offers

The Super B single offers quick spool-up

No Race abuse covered

35 x 2-BP18/EB1

BD offers a range of rebuild parts kits featuring the same parts we use in our own performance Tranmissions for the seasoned builder to complete the job

Durable 6061-T6 aluminum construction

- SBC - Center Bolt - Polished Gm Diesel " The Super B single offersHolley is pleased to expand our Vintage Series line to now include a valve cover option for Small Block Chevys with center bolt heads. The Vintage Series family of die cast aluminum dress up products features a classically styled finned design and a retro style Holley script brandmark. These valve covers are standard height (3. 5" overall) with pre installed internal baffling, and come in a variety of colors and finishes for your unique application.