ARKADELPHIA, AR/EST. 1983MON–FRI 8:00 AM – 5:00 PM

PRECISION / PERFORMANCE / POWER

BUILT TO
PERFORM.

Complete engines. Specialized machine work.
Built in Arkadelphia, Arkansas, for your next project.

MACHINE SHOP PRICING
Engine builds and machined components displayed beneath Kuntz and Company signage
Finished Kuntz engine with black branded valve covers01 / BUILT FOR YOUR FINISH LINE

Engine builds

Race-winning engines and potent powerplants for the street. Tell us what you drive, where you race, and what you want to achieve.

Explore engine builds
Machined combustion chamber and valve seats02 / PRECISION IN EVERY DETAIL

Cylinder heads

Complete cylinder head rebuilding, with high-performance valve guides, valves, valve springs, retainers and more.

Explore cylinder heads
Close-up of a finished cylinder-head intake port03 / AIRFLOW. REFINED.

CNC port work

Custom port design, digitizing and CNC duplication. Your proprietary port model stays exclusive to your cylinder head.

Explore cnc port work
Engine connected for testing in the Kuntz dyno cell04 / PUT YOUR POWER TO THE TEST

Engine dyno

Every engine build is tested on our in-house SuperFlow engine dyno. Dyno rental is also available—call to schedule.

Explore engine dyno

THE MACHINE SHOP

PRECISION WORK.
STRAIGHTFORWARD PRICING.

Explore the shop’s published service rates. Call to confirm the work, parts, and pricing for your specific combination.

Cylinder Head Services

ServicePrice
Competition Valve Grind (Pr)$320
Surface Heads to Clear$100
O-Ring Heads (.041 wire) (Pr)$300
Cut Heads for Fuel Hoops$300
Cut for Seals (Pr)$40
Cut for Large Springs (Pr)$60
Clean Assemble Set Spring Height$200
Hone Guides$200
Angle Mill Head Correct Int. Side & Ream Head Bolt Holes (1 degree)$300

Piston Services

ServicePrice
Pin Fit$10 / ea
Press Pistons on Rods (8)$92
Flycut for Canted Valves$25
Flycut Pistons$21 / ea
Custom Work$85 / hr

Assembly Services

ServicePrice
Build Bare Short Block$1,000
Build Bare Short Block w/ Cam Degree$1,100
Build Short Block w/ Oiling System$1,200
Assemble Complete Engine (Dyno Ready)$2,250
Assemble complete engine, dyno ready with motor plate$2,500
Assemble complete engine, dyno ready with dry sump$3,000

Block Services

ServicePrice
Bore V-8 Block (up to .060)$150
Competition Hone (with plate)$275
Line Bore$600
Block True/Square Deck to Spec$200
Sleeve Cylinder Bores (Ea) + Parts$150
Install Cam Bearings$50
Machine / Oversize or Roller Cam Bearings$1,200
Hone Small End to Float Pin (Ea)$10
Hone Big End to Resize (Ea)$10
Balancing Flywheel & Pressure Plate$125
Crankshaft Balancing – Internal$375
Crankshaft Balancing – External$425
Mallory/Heavy Metal (per unit)+$100/each

Crankshaft Services

ServicePrice
Polish Only$50
Wet Mag$50
Crank Grinding$400-$1,200

Camshaft Services

ServicePrice
Degree Camshaft$85 / hr

READY FOR WHAT’S NEXT?

LET’S BUILD YOUR POWER.

CALL (870) 246-2595