Jack Merkel Performance Engines Inc.  (732) 388-7088  
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Welcome > Machining Services

Prices, services and equipment are subject to change without notice. Shipping & handling charges for parts and/or services are extra. Tax is not included in the prices listed. Core charges (if any) are extra. Labor to disassemble your engine is also not included. This document is for informational purposes only; formal proposals will be provided upon request. Due to their intended racing and/or performance usage, no warranty is expressly or otherwise provided with these engines unless otherwise noted in the proposal.

Use our Performance Calculator to figure out:

  • Horsepower & torque.
  • MPH & RPM.
  • Compression ratio.
  • Volumetric efficiency.
  • CFM requirements.
  • Turbo engine vs. naturally aspirated.
  • Many more...
Engine Block Services:
Service: Cost:
Bore and torque-plate hone block
(Block is bored on precision boring stand; then honed with the torque plate and main caps in place. Two step honing process.)
$400.00
Precision balancing rotating assembly
(Includes balancing of pistons and connecting rods (rods weight is equalized for reciprocating and rotating). Crankshaft is balanced with flywheel and damper on externally balanced engines. When heavy metal plugs are required, add $65/plug.)
$400.00
Precision ground crankshaft $145.00
Align-bore block main bearing saddles
(Necessary when installing billet main caps)
$325.00

Hot tank block
Price for cleaning block and associated parts

$75
$125

Assemble rods/pistons
(press fit)
$65.00/8
Assemble rods/pistons
(full floating)
$65.00/8
Install cam bearings/ Core plugs $33.00
Degree-in cam $65.00
Clearance block for longer stroke crankshaft $100.00
Assemble short block $395.00
Recondition connecting rods $200.00/8
File fit rings $140.00
Install stud girdle $100.00
"O" ring block $120.00
Cryogenic treatment of engine parts $500.00

Nitrite treat crankshaft
   Small crank
   Large crank


$75.00 $100.00
Modify block for oiling improvements $100.00

 

Cylinder Head Services:
Service: Cost:
Mill Heads $65.00/head
Flow bench cylinder head $60.00/cylinder
Install valve guides
(does not include cost of guides)
$5.00/guide
Install hardened seats
(does not include cost of seats)
$10.00/seat
Install oversize valves
(does not include cost of valves)
$100.00/2 heads
Machine heads for oversize valve springs
(does not include cost of springs)
$100.00/2 heads
Glass bead heads $25.00/2 heads
Machine receiver groove for Fel Pro "lock-wire" gaskets
(does not include cost of gaskets)
$135.00/2 heads
Port match intake manifold $200.00

Prices, services and equipment are subject to change without notice. Shipping & handling charges for parts and/or services are extra. Tax is not included in the prices listed. Core charges (if any) are extra. Labor to disassemble your engine is also not included. This document is for informational purposes only; formal proposals will be provided upon request. Due to their intended racing and/or performance usage, no warranty is expressly or otherwise provided with these engines unless otherwise noted in the proposal.