QUALITY PARTS.
HIGH-CALIBER BUILD.
Offer Valid 1/1/24 to 12/31/24
$250
The classic 350 Small-Block
As part of Chevrolet Performance’s new line of Street Performance engines, the SP350 offers contemporary engine features on the classic Small-Block architecture.
PART NO. 19433040
385 HP @5600 RPM
405 LB-FT @3600 RPM
A legendary foundation
The SP350’s unique capability lies in its lightweight aluminum cylinder heads, which feature a valvetrain with beehive style valve springs, similar to the design of the high-revving LS engine family.
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.
Installation Guides
Find everything from vital data about your engine’s capabilities to how to install it into your build.
SP350-385 Turn-Key Tech Specs
- Part Number: 19433040
- Engine Type: Chevy Small-Block V-8
- Displacement (cu. in.): 350
- Bore x Stroke (in.): 4.000 x 3.480
- Block (P/N 10105123): Cast-iron with 4-bolt main caps
- Crankshaft (P/N 12556307): Forged steel
- Connecting Rods (P/N 10108688): Powdered metal
- Pistons (P/N 10159436): Hypereutectic aluminum
- Camshaft Type (P/N 10185071): Hydraulic roller
- Camshaft Lift (in.): .474 intake / .510 exhaust
- Camshaft Duration (@.050 in.): 208° intake / 221° exhaust
- Cylinder Heads (P/N 19300955): Fast Burn aluminum; 62-cc chambers
- Valve Size (in.): 2.000 intake / 1.550 exhaust
- Compression Ratio: 9.6:1 nominal
- Rocker Arms (P/N 10089648): Stamped steel
- Rocker Arm Ratio: 1.5:1
- Recommended Fuel: Premium
- Ignition Timing: 36° total at 4000 rpm
- Maximum Recommended rpm: 5800
- Balanced: External
Mobil 1 is now The Official Motor Oil of Chevrolet Performance.
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