Dart 427 LS Short Block Assembly 03424272DT 427 CI Short Block (6CW) Features: LS3/LS7 Compatible Internally Balanced Special High Performance LS NEXT Dart Block 4.125” Bore x 4.000” Stroke Plate Honed Cylinders K1 Forged 4340 Steel...

Dart 427 LS Short Block Assembly 03484272FT Flat-Top 4.125 (Billet CCW Crankshaft) 427 CI Short Block (8CCW) Features: LS3/LS7 Compatible Internally Balanced Special High Performance LS NEXT Dart Block 4.125” Bore x 4.000” Stroke Plate Honed...

Speed Engineering 2" Long Tube Headers for 1999-2006 Silverado Sierra & Suv 25-1077 Speed Engineering headers are made out of 304 stainless steel and offer great quality, performance, and affordability. The headers are mandrel bent, tig welded, and...

Molnar Technologies GM LS PWR ADR Plus H-Beam 6.200 Rods CH6200NLB-LSP+8-A Molnar H-Beam Connecting Rods are made from 4340 billet material, heat treated to increase tensile strength and shot peened to increase fatigue life. All rods have a wear...

Molnar Technologies GM LS PWR ADR Plus H-Beam 6.125 Rods CH6125NLB-LSP+8-A Molnar H-Beam Connecting Rods are made from 4340 billet material, heat treated to increase tensile strength and shot peened to increase fatigue life. All rods have a wear...

Molnar Technologies GM LS PWR ADR H-Beam 6.300 Rods CH6300NLB-LST8-A Molnar H-Beam Connecting Rods are made from 4340 billet material, heat treated to increase tensile strength and shot peened to increase fatigue life. All rods have a wear resistant...

Molnar Technologies GM LS PWR ADR H-Beam 6.200 Rods CH6200NLB-LST8-A Molnar H-Beam Connecting Rods are made from 4340 billet material, heat treated to increase tensile strength and shot peened to increase fatigue life. All rods have a wear resistant...

Molnar Technologies GM LS PWR ADR Stroker H-Beam 6.125 Rods CH6125NLB-LSTST8-A Molnar H-Beam Connecting Rods are made from 4340 billet material, heat treated to increase tensile strength and shot peened to increase fatigue life. All rods have a wear...

Molnar Technologies GM LS PWR ADR H-Beam 6.125 Rods CH6125NLB-LST8-A Molnar H-Beam Connecting Rods are made from 4340 billet material, heat treated to increase tensile strength and shot peened to increase fatigue life. All rods have a wear resistant...

Molnar Technologies GM LS H-Beam 6.200 Rods CH6200NLB-LS8-A Molnar H-Beam Connecting Rods are made from 4340 billet material, heat treated to increase tensile strength and shot peened to increase fatigue life. All rods have a wear resistant bronze...

Molnar Technologies GM LS H-Beam 6.125 Rods CH6125NLB-LS8-A Molnar H-Beam Connecting Rods are made from 4340 billet material, heat treated to increase tensile strength and shot peened to increase fatigue life. All rods have a wear resistant bronze...

Molnar Technologies GM LS7 4.100 Stroke Crankshaft w/Dry Sump Snout 346-4100LB6F-LS7 Stroke - 4.100 Rod Pin Diameter - 2.100 Minimum Rod Length - 6.125 Bod Weight - 1800 Molnar 4340 forged crankshafts are heat treated to increase tensile...