QUALITY PARTS.
HIGH-CALIBER BUILD.
Offer Valid 1/1/24 to 12/31/24
$250
BIG TORQUE AND EFI CONVENIENCE IN A COMPREHENSIVE KIT
Chevrolet Performance’s SP383 EFI Turn-Key kit offers the strong pull of the proven 383 “stroker” combination and the contemporary convenience of electronic fuel injection, delivered with the distributor and damper installed. The throttle body, starter, air conditioning pump, alternator, single-belt front-end accessory drive system, and more are also included in the kit.
PART NO. 19433046
450 HP @5800 RPM
436 LB-FT @4800 RPM
CLASSIC SMALL-BLOCK STROKER WITH MODERN EFI
The SP383 EFI incorporates a port-style injection system, with the injectors plumbed in a carburetor-style intake manifold and the throttle body mounted in the conventional position of the carburetor, which allows for a traditional air cleaner and a classic appearance.
Connect & Cruise Powertrain System
Connect & Cruise Crate Powertrain Systems provide factory-matched engine-and-transmission combinations that include specially calibrated controllers and wire harnesses designed for retrofit installations in older vehicles.
†Parts and labor warranty when installed by a GM Dealer or qualified installing independent Service Center (ISC) or when sold over the counter and REPAIRED by a GM Dealer or qualifying ISC. Parts only when consumer repaired or installed in non-highway application. Coverage limited to defects in material and/or workmanship of the specific part only. Warranty valid when all required components are installed on the same vehicle and purchased on one invoice.
††Must be purchased from a participating U.S. dealer or Chevrolet Performance Authorized Reseller. Mail-in rebate offer not available with other offers. See gmpartsrebates.com for details, applicable rebate amounts, and rebate form. Rebates must be submitted by 1/31/25. Rebates may be submitted over two invoices within 120 days of each other. Allow 6 to 8 weeks for delivery of debit card. Offer valid 1/1/24 to 12/31/24.
Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance parts that are emissions-related may not meet U.S., Canadian, and state and provincial laws and regulations relating to motor-vehicle emissions. These parts are designed and intended for use in vehicles operated exclusively for competition: in racing or organized competition on courses separate from public streets or highways. Visit www.chevroletperformance.com/emissions for more details. Rebate form and details available at chevrolet.com/performance/offers.
SP383 EFI Turn-Key Tech Specs
- Part Number: 19433046
- Engine Type: Chevy Small-Block V8
- Displacement (cu. in.): 383
- Bore x Stroke (in.): 4.005 x 3.800
- Block (P/N 88962516): Cast iron with 4-bolt main caps
- Crankshaft (P/N 12489436): Forged steel
- Connecting Rods (P/N 19355754): Heavy-duty forged steel
- Pistons (P/N 12499103): Hypereutectic aluminum
- Camshaft Type (P/N 10185071): Steel hydraulic roller
- Valve Lift (in.): .474 intake / .510 exhaust
- Camshaft Duration (@.050 in.): 208º intake / 221º exhaust
- Cylinder Heads (P/N 19300955): Fast Burn aluminum; 62-cc chambers
- Valve Size (in.): 2.000 intake / 1.550 exhaust
- Compression Ratio: 9.72:1 (nominal)
- Rocker Arms (P/N 19210724): Aluminum roller style
- Rocker Arm Ratio: 1.5:1
- Recommended Fuel: Premium pump
- Ignition Timing: 36° total at 4000 rpm
- Maximum Recommended rpm: 6000
- Balanced: External
- Flexplate (P/N 14088765): 12.750"
Mobil 1 is now The Official Motor Oil of Chevrolet Performance.
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