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Holley's BILLET LS Throttle Bodies are the BIGGEST BORE - MOST FEATURE LOADED available
trans-brake
FREIGHT BILLED SEPARATELY
The savings are achieved using ductile iron main bearing caps (4-bolt on the center and 2-bolt on the ends)
Modified engines no longer suffer from problems related to TPS voltage
Dart SHP LS Next Iron Long Block - Copper Head Gaskets Cylinder Port:LS3 Holley's BILLET LS Throttle BodiesOur 427ci mechanical roller LS iron long blocks come in two primary flavors: conventional and copper head gaskets. The Cometic MLX gaskets we use have a max boost rating of 35 psi. This long block has copper head gaskets with fuel hoops which can hold more boost and generate more horsepower. This iron LS long block also has numerous parts upgrades relative to its sister with conventional head gaskets. These include: Upgrade from Callies Apex to