434 Small Block Chevy Power Adder Short Block
Power Adder Short Blocks

434 Small Block Chevy Power Adder Short Block
Stage I Priced From $8,195

434 Small Block Chevy Power Adder Short Block Basic Short w/Deluxe Package Shown
434 Small Block Chevy Power Adder Short Block 434 SBC
Short Blocks

We Developed Our New Small Block "Power Adder" Short Blocks For Blower Or Turbocharged Applications. With The Availability Of 3 Different Stages You Can Decide On The Power That You Need!!

Chamber Volume66cc72cc76cc
434 Dished Piston (-28cc)9.69.18.8
Ratio Computed With .040" Gasket

Supercharged / Turbo

Stage I

  • 434 Cubic Inches
  • 4.155 Bore x 4.000 Stroke
  • 8.5-1 CR
  • Dart Little "M" Block w/Splayed Nodular Caps
  • Molnar 4340 Non-Twist Forged Crank
  • Standard Crank Snout
  • Molnar Power Adder 4340 H-Beam Steel Rods
  • ARP 2000 Rod Bolts
  • JE/Wiseco Pro Series Blower Style Pistons
  • Chrome Alloy Steel Heavy Wall Wrist Pins
  • Total Seal Hellfire Ring Set
  • Clevite 77 "H" Series Main & Rod Bearings
  • Internally Balanced (1)
$ 8,195

Stage II

  • 434 Cubic Inches
  • 4.155 Bore x 4.000 Stroke
  • 8.5-1 CR
  • Dart Little "M" Block w/Splayed Nodular Caps
  • Molnar 4340 Non-Twist Forged Steel Crank
  • Double Keyed Crank Snout
  • Callies/Compstar Xtreme H-Beam Rods
  • Callies Ultra Rod Bolts
  • JE/Wiseco Pro Series Blower Style Pistons
  • Taperwall Tool Steel Wrist Pins
  • Total Seal .043" Stainless Ring Set
  • Clevite 77 "H" Series Main & Rod Bearing
  • Internally Balanced (1)
$ 8,995

Stage III

  • 434 Cubic Inches
  • 4.155 Bore x 4.000 Stroke
  • 8.5-1 CR
  • Dart Little "M" Block w/Splayed Billet Caps
  • Callies Magnum Plus Crank
  • Double Keyed Crank Snout
  • Oliver Steel Billet Rods
  • Oliver Specific ARP 2000 Rod Bolts
  • JE/Wiseco Pro Series Blower Style Pistons
  • H13 Tool Steel Pins
  • Total Seal .043" Stainless Ring Set
  • Clevite 77 "H" Series Main & Rod Bearings
  • Internally Balanced (1)
$ 12,695
  • Footnotes:
  • (1) Mallory if required additional.
Shafiroff Racing Engine Upgrade Packages
Camshaft Installation Package$895
Includes: UltraStreet Steel Billet Solid Roller Cam, Cloyes Billet True Roller Timing Set w/Torrington Bearing, GM Performance Chrome Timing Cover, Cam Button And ARP Cam Bolts. Camshaft Installed and Degreed, Cam Button Shimmed To Installed Front Cover.
Lifters
Morel HIPPO/Black Mamba or Isky Red Zone/EZX Roller Lifters. Call For Details. $Call
Timing
Cloyes 2 Piece Aluminum Timing CoverImageShafiroff Racing Available Options Close$175
Jesel "Original 2 pc" Belt Drive $1145
Deluxe Short Block Version
Includes Camshaft Package
Includes: Custom Solid Roller Cam Based On Your Application, Rollmaster Billet Timing Set w/IWIS Chain & Torrington Bearing, GM Performance Chrome Timing Cover, Tavia Pointer, SFI 6.250" Hi-Performance Balancer (ATI Double Key Standard on Stage II & III), Moroso 6 Quart Street & Strip Stroker Oil Pan, Moroso High Pressure Oil Pump w/Welded Pickup, All Gaskets, Seals and Hardware. Completely Assembled With Camshaft Installed and Degreed.
Stage I $1700
Stage II (Includes ATI Double Keyed Super Damper) $1950
Stage III (Includes ATI Double Keyed Super Damper) $1950
Harmonic Balancer
ATI 6 Bolt Hub Upgrade $50
Lifters
Morel HIPPO/Black Mamba or Isky Red Zone/EZX Roller Lifters. Call For Details. $Call
Timing
Cloyes 2 Piece Aluminum Timing CoverImageShafiroff Racing Available Options Close$175
Jesel "Original 2 pc" Belt Drive $1145
Shafiroff Racing Engine Options
Additional Parts - Labor - Accessories
SFI Heavy Duty Flexplate & ARP Bolt Package $150
Boninfante Severe Duty SFI Flexplate & ARP Bolt PackageImageShafiroff Racing Available Options Close$229
Boninfante SFI Billet Flexplate & ARP Bolt PackageImageShafiroff Racing Available Options Close$395
PowerMaster Hi-Torque Mini StarterImageShafiroff Racing Available Options Close$229
Painless Performance Hot Shot Relay Kit (Recommended for above starter) $39
Edelbrock Aluminum "High Volume" Mechanical Water Pump (Short or Long Version)ImageShafiroff Racing Available Options Close$350
Meziere 55GPH Electric Water PumpImageShafiroff Racing Available Options Close$575
Custom Powder Coating Packages Available $Call