"Severe Street" 375 HP
(Stage 2)

CAD $10,495

The Severe Street series engines are designed with both performance and drivability in mind.

Smooth characteristics with enough power to have some fun when the moment arises.

A crisp exhaust note and strong acceleration that will put a smile on your face.

This is the perfect choice if you want a balance of performance and good street manners.

Chevy 350 c.i Engine with 375 HP

Engine Overview


Key Notes

  • 375hp / 415 ft/lbs torque
  • 355 cubic inch / 5.7L
  • Roller camshaft & lifters
  • 9.6:1 compression ratio
  • Bore x stroke: 4.030 x 3.480
  • Recommended 91 octane fuel
  • Rev limit: 6000rpm
  • Crisp exhaust note
  • Good manifold vacuum
  • Strong bottom end power
  • Power band 2200-5800rpm
  • Good balance of performance and drivability

Dyno Results

Dyno Graph Results for Chevy Stage 2 showing peak torque of 410TQ and peak horsepower of 385HP


  • GM 1 piece rear main seal block
  • Passenger side dipstick
  • Precision bored within .0002”
  • Square decked with ultra-smooth surface finish
  • Brass freeze plugs installed

Rotating Assembly

  • GM Powdered metal rods with 3/8 ARP bolts
  • Keith Black performance aluminum pistons
  • Hastings moly rings
  • Cloyes roller Performance timing set
  • Custom roller camshaft
  • Manley hardened pushrods
  • Melling lifters

Cylinder Heads

  • Performance aluminum cylinder heads (hand assembled in house)
    • 64cc combustion chamber/200cc intake runner
    • 2.02” stainless steel intake valves, 1.60” stainless steel exhaust valves
    • Dual valve springs set up for precise spring pressure
  • Stainless steel roller rockers 1.5 ratio
  • Hardened keepers and retainers
  • Screw in studs with guide plates


  • PW Performer RPM manifold
  • Quickfuel 600cfm carburetor, vacuum secondary with electric choke
  • Billet HEI distributor
  • Matching stainless hardware throughout engine

Other Options

We are happy to accomodate any choices in block paint colour and spark plug wire colour at no extra cost. Our crate engines also include the choice of chrome or black tinware (valve covers and air cleaner).

Please feel free to contact us for pricing on other choices for aftermarket valve covers and other accessories!

Start your Stage 2 build today!

More Engines

What is included with our crate engines?

Our base engine packages include the following items:
  • Long Block Assembly
  • Timing Cover
  • Intake Manifold
  • Air Cleaner
  • Harmonic Dampener Bolt
  • Distributor
  • Spark Plugs
  • Engine Oil
  • Engine Lift Plate
  • Oil Pan
  • Valve Covers (chrome/painted included in price)
  • Carburetor & Gasket
  • Harmonic Dampener (Balancer)
  • Flexplate (or flywheel at additional cost)
  • Spark Plug Wires
  • Oil Filter
  • Exhaust Gaskets

We also offer an optional completion kit, if you don't have these parts from your old engine:
  • Water Pump
  • Power Steering Pump
  • Billet Aluminum V-Belt Pulley Set
  • V-Belts
  • Fuel Pump
  • Billet Dipstick
  • PCV Valve
  • Alternator
  • High Torque Mini Starter
  • Accessory Brackets & Hardware
  • Fuel Pump Pushrod & Spacer Plate
  • Carb Fuel Feed Line
  • Valve Cover Breather
  • Flywheel/Flexplate Bolts

Below are additional parts that may be required. Please contact us if you have any questions concerning compatability with your new engine. We are able to provide direct fit headers or exhaust manifolds for almost all applications, as well as upgraded transmissions, clutch kits, and torque converters.
  • Thermostat Housing
  • Headers
  • Torque Converter
  • Clutch Kit
  • PCV Valve
  • Valve Cover Breather
  • Throttle Linkage
  • Radiator Fan
  • Fuel Injection
  • Thermostat
  • Header Bolts
  • Torque Converter Bolts
  • Pressure Plate Bolts
  • Vacuum (distributor, booster, PCV)
  • Intake Manifold fittings (heater core)
  • Aluminum Radiator
  • Transmission