I Beam 5.700" 2.100" .927" 5140 Connecting Rods Chevy SBC 350 w/ ARP 2000 Design improvements to the splines

Design improvements to the splines

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

Speedmaster aluminum adapter spacers allow you to adapt Powerglide to Turbo TH400 automatic transmission tailhousing

These Speedmaster gasket kit sets include premium-quality head gaskets

I Beam 5.700" 2.100" .927" 5140 Connecting Rods Chevy SBC 350 w/ ARP 2000 Design improvements to the splinesThese Speedmsater 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.