Eagle - 129104030
Rotating Assembly - 408 CID - Forged Crank - Forged Pistons - 4.000 in Stroke - 4.030 in Bore - 6.125 in H Beam Rods - GM LS-Series - Kit
Competition Assembly,4.000" forged 4340 crank, 24 tooth reluctor,6.125" I-Beam rods,7/16" ARP 8740 bolts,forged 4032 Mahle -12cc inv. dome 4.030" pistons,plasma-moly file fit rings,King XP rod/main bearings.
Eagle Competition Rotating Assemblies are the perfect choice for your racing engine. Eagle takes great care to select the best parts to makimize performance, reliability, and durability without breaking the bank. Eagle competition assemblies are recommended for use in racing engines including exotic fuels, nitrous, and forced-induction.
Assembly Balanced: No
Assembly Type: Competition Assembly
Balance Type: internal
Bore: 4.03
Connecting Rod Bolt Diameter: 7/16 in
Connecting Rod Bolt Material: ARP 8740
Connecting Rod Design: H-Beam
Connecting Rod Length: 6.125 in
Connecting Rod Material: Forged 4340 Steel
Crankshaft Center Counterweights: No
Crankshaft Flange Bolt Holes: 6
Crankshaft Main Journal Diameter: 2.559 in
Crankshaft Material: Forged 4340 Steel
Crankshaft Reluctor: 24 tooth
Crankshaft Rod Journal Diameter: 2.100 in
Crankshaft Stroke: 4.000 in
Cylinder Bore Diameter: 4.030 in
Damper Included: No
Flexplate/Flywheel Included: No
Main Bearing Type: hardened, chamfered or narrowed
Main Bearings Included: Yes
Oil Rail Support Included: Yes
Piston Brand: Mahle
Piston Dome Volume: -12cc
Piston Face Type: inverted dome
Piston Material: Forged 4032 Aluminum
Piston Pin Diameter: .927 in
Piston Pin Type: Full Floating
Piston Ring Gap: file fit
Piston Ring Thickness: 1.0mm, 1.0mm, 2.0mm
Piston Type: Inverted Dome Forged
Product Line: Competition
Rod Bearing Type: hardened, chamfered or narrowed
Rod Bearings Included: Yes
Second Piston Ring Type: Reverse Twist Iron
Thrust Washer Included: No
Top Piston Ring Type: Barrel Faced Plasma-Moly