BMW B58 Engine Rebuilding & Repairing Services

Performance Rebuilt, Reliability Secured

Looking to restore or upgrade your B58 engine? Palenon Performance's rebuild services are designed to meet your needs—whether you're after a reliable stock refresh or chasing 1200+ whp. We use high-quality components, precision machining, and proven assembly practices to bring your engine back stronger than ever.

From OEM-style rebuilds to full forged performance setups, we offer flexible options to match your goals, budget, and power expectations. Every build keeps the original engine block for perfect fitment and smooth integration—ideal for daily drivers or high-performance builds alike.

Experience expert craftsmanship in your next engine build—hand-assembled by Scott Martin.

Explore our B58 rebuild options below and build with confidence.

Stock B58 Rebuild

Short Block – $5,750

Specifications:

  • - Stock: pistons and rods fully reusable
  • - Block: cleaned, decked, honed
  • - Machined with torque plate, measured, and in-spec
  • - Crankshaft polished
  • - All new King bearings
  • - All new bolts
  • - Machine work performed by one of the top shops in the nation

B58 Engine Rebuild Parts:

  • - Main bearings
  • - Rod bearings
  • - Piston rings
  • - Machine work
  • - Misc
  • - Rod bolts
  • - 14 ASA crank bolt set

Long Block – $7,900

Specifications:

Includes all Short Block work, plus

  • - New OEM head bolts
  • - Brand new OEM head gasket
  • - All new gaskets and seals
  • - Full assembly from valve cover to oil pan

B58 Engine Rebuild Parts:

  • - OEM front crank seal
  • - OEM rear crank seal
  • - Injector seals
  • - Valve cover gasket
  • - Misc
  • - Head bolts
  • - OEM head gasket
  • - Windage tray bolts

1200+whp Rebuild

Short Block – $10,900

Specifications:

  • - CP Carrillo forged 82mm pistons
  • - CP Carrillo forged H-beam rods
  • - ARP 2000 rod bolts
  • - Block: cleaned, decked, honed
  • - Machined with torque plate, measured, and in-spec
  • - Crankshaft polished
  • - All new King bearings and bolts

B58 Engine Rebuild Parts:

  • - Forged CP Carrillo pistons
  • - Forged CP Carrillo rods
  • - Machine work
  • - 14 ASA crank bolt set
  • - Main bearings
  • - Rod bearings

Long Block – $12,900

Specification:

Includes all Short Block work, plus

  • - New ARP head studs
  • - Brand new OEM head gasket
  • - All new gaskets and seals
  • - New timing chain and guides
  • - New oil pump chain and guides
  • - Full assembly from valve cover to oil pan

B58 Engine Rebuild Parts:

  • - Oil pump seal
  • - OEM front crank seal
  • - OEM rear crank seal
  • - Injector seals
  • - Valve cover gasket
  • - Misc
  • - ARP 625+ head studs
  • - OEM head gasket
  • - Timing chain/guide kit
  • - ARP girdle, windage tray/oil pump bolt kit

Thank you for your understanding and cooperation. 🤟🏻👇🏻

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