Karl Performance Dyno'd Ready-To-Run 602 Crate Engine

Includes Billet Pulleys, Stewart Water pump, PRC High Performance Igntion Wires, and full Karl Performance Dyno service.



Karl Performance KPM 602SM-R2R

IMCA Sealed

Karl Performance has expanded our popular dyno'ed 604 Crate Engine package by now offering a fully dressed out and dyn'ed 604 that comes complete with MSD Billet distributor; PRC race ignition wires; aluminum racing water pump; and billet aluminum pulleys. Add your carb and fuel system to this engine for a true; drop in engine assembly. If you would like your engine dyno'ed and tuned in to match your carb perfectly; you can chose to send us your carb and we will dyno it with your new engine. 

602SM-R2R Includes the following:

  • Dyno service-timing set; valves lash set; check for oil leaks; verfiy correct compression and power output; lock out distributor.
  • Fuel & break in oil 
  • Billet aluminum pulleys
  • Race series hi pressure/flow aluminum water pump
  • GM HEI Distributor
  • PRC Race Series ignition wires with protective heat sleeve


An engine’s oil system and fuel delivery are critical to maximize performance and longevity. That’s why the Karl Performance professional machinists have developed these recommended accessory items. Through extensive R&D in the machine shop and on the track; these items have proven to give you the best of both worlds.

Circle Track 350 Tech Specs:

Part Number: 19258602

Engine Type: Chevy Small-Block V-8

Displacement (cu in): 350

Bore x Stroke (in): 4.000 x 3.480

Block: Cast-iron with 4-bolt main caps

Crankshaft: Nodular iron

Connecting Rods: Powdered metal steel

Pistons: Hypereutectic aluminum

Camshaft Type: Hydraulic flat tappet

Camshaft Lift (in): .435 intake / .460 exhaust

Camshaft Duration (@.050 in): 212° intake / 222° exhaust

Cylinder Heads: Vortec iron; 64cc chambers

Valve Size (in): 1.940 intake / 1.500 exhaust

Compression Ratio: 9.12:1 Nominal

Rocker Arms: Stamped steel

Rocker Arm Ratio: 1.5:1

Recommended Fuel: Premium Pump

Ignition Timing: 34° Total @ 4;000 rpm

Maximum Recommended rpm: 5;500

Balanced: External

Installation Notes:

  • Requires addition of carburetor; starter; water pump; plug wires and exhaust system (not included)

  • Requires an externally balanced flywheel (not included)

  • The 8-quart Circle Track "Factory Stock" oil pan is 8 inches deep at the sump and will clear most GM rear-steer chassis with stock engine location

  • Get the most out of your engine with dyno tuning from the Karl Performance professionals - call for details

  • For Circle Track Racing only – NOT intended for street use

Note: Distributor included with CT 350 engine has a melonized steel gear that MUST be used with engines with steel camshafts; or engine damage will occur.

Karl Performance SportMod/Hobby Stock Dyno Tested 602 Crate Engines


  • Dyno Service

  • Fuel

  • Oil and oil filter

  • Oil filter adapter

  • Distributor locked out

  • NGK park plugs

  • Valve lash set before and checked after dyno session

  • Verify cam timed correctly to ensure correct power output

  • Oil system inspected to verify proper lubrication

Optional Accessories:


Engine does not include fuel system; water pump; pulleys; or carburetor. 

Free Shipping is only available to a business address with a dock or forklift. Additonal charges may apply for residentail delivery.

Karl Performance Dyno'd 602 Crate Engine W/ Water Pump, Billet Pulleys, Wires- Free Freight

Brand: Karl Performance Motors

Retail Price: $4,785.98
You save $0.00

Special Price: $4,785.98

Part Number: 602SM-R2R

Free Shipping Qualifications(engine, transmissions, etc. only):

Free shipping on all engines and transmissions in the lower 48 states is FREE. Applies to commercially zoned addresses. Please call or contact us for more information.

  • $110.00 surcharge for delivery to a commercial location where a liftgate is required.
  • $220.00 surcharge for delivery to a residential address.

Some items are too large for our normal fast delivery service and will be delivered "to your door" via truck freight service. "Free Shipping on GM Engines or Transmissions" applies to engines shipped in the Continental 48 States to a business address in a commercial location.

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