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The air flowing under the plenum provides a cooler charge for the incoming air with less heat transfer from the engine
These Speedmaster gasket kit sets include premium-quality head gaskets
They also feature a spark plug style terminal and a threaded brass primary stud
500 RPM for explosion proof racing application
straight ball-milled
I Beam Pro 6.385" 2.200" .990" 4340 Connecting Rods Chevy BBC 454 w/ ARP 2000 The air flowing under theSpeedmaster 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.
US$ 18.80
US$ 11.80
US$ 12.80
