Ford 429 Boss 4150 HiRise Intake Manifold [Satin] use Speedmaster cast iron cylinder

use Speedmaster cast iron cylinder heads

each hose is meticulously wrapped in a durable 304 stainless steel braid

Speedmaster freeze plugs will not rot out

All kits come complete with 12 point nuts and hardened parallel washers for an even load distribution and accurate torque readings

so parallax errors reading the timing marks are virtually eliminated

Ford 429 Boss 4150 HiRise Intake Manifold [Satin] use Speedmaster cast iron cylinderStep up to the high rpm power of an open plenum with Speedmaster HiRise intake manifolds. These cast aluminum manifolds accept square bore carburetors and are pressure tested to ensure maximum performance. They start to make awesome power around 3,000 rpm.