I Beam Pro 6.385" 2.200" .990" 4340 Connecting Rods Chevy BBC 454 w/ ARP 2000 Speedmaster billet aluminum spacers provide

Speedmaster billet aluminum spacers provide the benefits of an open carburetor spacer

The air flowing under the plenum provides a cooler charge for the incoming air with less heat transfer from the engine

500 RPM for explosion proof racing application

Speedmaster manufactures these master cylinders from quality materials to ensure proper fitment

I Beam Pro 6.385" 2.200" .990" 4340 Connecting Rods Chevy BBC 454 w/ ARP 2000 Speedmaster billet aluminum spacers provideSpeedmaster I beam connecting rods incorporate all of the best features possible for an I beam rod, including some strength adders found in H beam designs. Speedmaster I beam connecting rods are profiled with clearance for long stroke applications. These connecting rods feature a one rib cap design for added strength and bearing support, polished beams to eliminate stress risers.