12 Bolt.com
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    • Valve Covers
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    • Performance Cylinder heads and Parts
    • Exhaust
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    • NOS GM Inline 6 and V8 Parts
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    • Bolt In Lump Kits
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    • Rods
    • Intakes
    • Mounts
    • Timing Covers
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    • Air Cleaners Used
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  • Inline 6 Articles
    • Me and My Turbo
    • Sissell Literature circa 1988
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    • 2 HP Per Cubic Inch
    • Cotton Perry
    • Six Abuse
    • Six In a Row Makes it GO
    • Soup of the Day
    • Stovebolts Storm Again
    • Stovebolt Storm Part 2
    • Straight Six Shooter
    • The Buzzin Half Dozen
    • Turbo Tornado
  • Lump Head information
    • General Head Information
    • Inline cylinder head flow
    • Bolt in lump installation instructions
  • Services
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Services

Services
12 bolt GM rearends are what we do. We specialize in rebuilding, repairing, restoring and modifying rearends. Both 10 and 12 bolt services are offered.
Do you like Chevy Inline 6's? We can help you with all of the modifications needed. We specialize in EFI, Turbo and performance modification.
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12 Bolt rears
Many Chevelle, Camaro, and Impala 12 bolt housings in stock.

Head services Offered
A complete head can be worked up for your project. Best to contact me [email protected]
The standard package includes most items listed below. Cost can vary.


Head dis assembly
Degrease/ Hot tank
 Magnuflux for cracks
 Shotblast
New guides/ Machine for seals/ ream to size
1.84 intake valve throat cut/ Cut seat
1.94 Intake valve throat cut/ Cut seat
Install hardened seats/ cut seat to height
Installation of lump kit
Mill head .007 per cut ( may need multiple cuts)(typically .030 total)
Port intake/ exhaust ports
Pull factory press in studs
Mill rocker studs for 7/16 rocker studs
Open rocker arm slots for 3/8 pushrods(extra)
Performance valve job
Assembly/ Shim springs
Guide plates (3/8)(extra)
Performance springs
Performance valves
Performance retainers 

We offer total services for rear-end work. From parts to repair we have your rear covered.
Prices:
      eaton posi
      Yukon gears most ratios
      complete install kit w/axle bearing seals
      Yukon axles
      1310 yoke
services include:
   rebuilding/setup   
  tube straightening 
   ford ends install 
   blasting  
   degreasing internally 
   check your posi
 

  • Home
  • Store
    • Valve Covers
    • Side Covers
    • Performance Cylinder heads and Parts
    • Exhaust
    • Accessories
    • Alternator and Power Steering
    • NOS GM Inline 6 and V8 Parts
    • Turbo Related
    • Bolt In Lump Kits
    • Breather Adaptors
    • Pistons
    • Rods
    • Intakes
    • Mounts
    • Timing Covers
    • Engines
    • Camshafts
    • Shortblocks
    • Engine Stands
    • Harmonic Balancers
    • Bearings-Gaskets-Oil Pump
    • Torque Plate
    • Distributor Blueprinting
    • Carburetors
    • Air Cleaners Used
    • Vehicles
    • 12 Bolts and Parts
  • Inline 6 Articles
    • Me and My Turbo
    • Sissell Literature circa 1988
    • Sunset Chevy
    • 2 HP Per Cubic Inch
    • Cotton Perry
    • Six Abuse
    • Six In a Row Makes it GO
    • Soup of the Day
    • Stovebolts Storm Again
    • Stovebolt Storm Part 2
    • Straight Six Shooter
    • The Buzzin Half Dozen
    • Turbo Tornado
  • Lump Head information
    • General Head Information
    • Inline cylinder head flow
    • Bolt in lump installation instructions
  • Services
  • Gearing Calculator
  • Photos
    • 12 Bolt Pics
    • Inline 6 Pics
    • 292 Turbo EFI
    • Shop Tour
  • Videos
    • 12 Bolt
    • Inline 6
    • Customer Cars
  • Links
  • Tech Tips
  • Wanted
  • About Us
  • Contact
  • Inline Engine Build Ideas
  • Jacob's Journey