427 Rotating
Assemblies
Internal Balanced Part
#IB4271
- Crank: Scat 5140
Nitride 3.760 stroke
- Pistons: Keith Black
Hypereutectic .250 Dome 9.7:1 CR w/118cc
- Rods: 5140 Forged Steel
I-Beam, 6.135 length
- Bearings/Rods & Mains: Clevite 77
'H' race bearing
- Balancer: New OEM
style 6.5" diameter
- Flexplate: SFI
approved internal balance, 168 teeth
- Balance: High
performance street/strip,
- Piston and rods matched +- 1
gram
$1,395.00
Internal Balanced Part
#IB3962
- Crank: DES 4340
Nitride 3.760 stroke
- Pistons: Speed Pro
Forged .255 Dome 10.0:1 CR w/118cc
- Rods: 4340 Forged Steel
H-Beam, 6.135 length
- Bearings/Rods & Mains: Clevite 77
'H' race bearing
- Balancer: Pioneer
Street Performance steel 8" diameter
- Flexplate: SFI
approved internal balance, 168 teeth
- Balance: High
performance street/strip,
- Piston and rods matched +- 1
gram
$1,725.00
Upgrades:
- Pistons: SRP
Forged Small Dome 10.0:1 CR w/118cc
Add $110.00
- Rods: Scat 4340 Steel
H-Beam, 6.135 length (can only be used with piston
upgrade) Add $80.00
- Balancer: Pioneer SFI
approved Steel 8" Add $40.00
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