Page 196 - 2020-2021 Racecar Engineering Drag Racing Parts and Accessories Catalog

2020 DRAG RACING

SP 383 Cu. In./435 Horsepower 454 Cu. In./425 Horsepower Crate Engine
Deluxe Crate Engine GMP12568774
GMP19355722
Affordable 454 cu. in. big block delivers
SP 383 Deluxe small block Chevy 425 horsepower and 500 lbs./ft. of
offers more torque than ever, 445 torque, and is fully capable of street or
ft./lbs. Cast iron four-bolt block strip duty. Durable engine includes an
incorporates a forged steel crank- updated iron block, forged crankshaft,
shaft, powdered metal connecting rods, forged connecting rods, 8.75:1 compres-
hypereutectic pistons, and a hydraulic sion ratio forged pistons, hydraulic roller
roller camshaft. Aluminum cylinder heads camshaft, iron rectangular port cylinder heads, dual-plane aluminum intake
are based on the Fast Burn design with large intake runners, 2.00" intake manifold, water pump, and flexplate. Carburetor, ignition, and starter are
and 1.55" exhaust valves, and aluminum roller rocker arms. Engine is not included.
topped with a high-flow, aluminum intake manifold. Carburetor, ignition, 454/425 Horsepower Crate Engine Specifications
fuel pump, and starter are not included. Horsepower 425
SP 383/435 Deluxe Crate Engine Specifications Compression Ratio 8.75:1
Horsepower 435 Camshaft Hydraulic Roller
Compression Ratio 9.6:1 Camshaft Duration 211°/230° @ .050"
Valve Lift .510"/.540"
Camshaft Type Hydraulic Roller
Intake/Exhaust Valve Sizes 2.190"/1.880"
Camshaft Duration 222°/230° @ .050"
Valve Lift .509"/.528" 572 Cu. In./620 Horsepower
Intake/Exhaust Valve Sizes 2.000"/1.550" Deluxe Crate Engine
GMP19331583
LS376 Cu. In./525 Horsepower Extremely powerful pump gas engine
6.2L LS3 Crate Engine
GMP19370413 delivers 621 horsepower through use of
a 572 cu. in. tall deck, big block Chevy
High-performance LS3 engine includes engine. Cast iron four-bolt block is fitted
the addition of an improved camshaft with a forged steel crankshaft, forged
and higher rate valve springs for connecting rods, forged 9.6:1 pistons and a hydraulic roller camshaft. The
even greater horsepower. Gen IV block is topped with high-flow aluminum rectangular port cylinder heads
LS block includes a nodular iron crank- with 2.250" intake and 1.880" exhaust valves, and aluminum roller rocker
shaft, powdered metal connecting rods, arms. Engine is complemented with an aluminum single plane intake
10.7:1 compression ratio hypereutectic manifold, orange powder coated valve covers, HEI distributor, 850 CFM
pistons, hydraulic roller camshaft, aluminum L92 cylinder heads, intake carburetor and flexplate. Starter, fuel pump, and ignition coil not included.
manifold, and throttle body. Requires GMP19354330 engine controller kit.
572/620 Deluxe Crate Engine Specifications
LS376/525 Horsepower 6.2L LS3 Crate Engine Specifications
Horsepower 621
Horsepower 525
Compression Ratio 9.6:1
Compression Ratio 10.7:1
Camshaft Type Hydraulic Roller
Camshaft Type Hydraulic Roller
Camshaft Duration 254°/264° @ .050"
Camshaft Duration 226°/236°
Valve Lift .632"/.632"
Valve Lift .525"
Intake/Exhaust Valve Sizes 2.250"/1.880"
Int./Exh. Valves 2.165"/1.590"
SB Chevy Production-Based
And Bowtie Sportsman
Blocks
Choose from production-based or heavy-
duty Bowtie Sportsman engine blocks. Heavy-
duty bowtie blocks feature full CNC-machining and
four-bolt, nodular iron main caps.
Part No. Description Bore Rear Main Seal
GMP10066034 350 Cu. In. Production-Based Block 4.000" 2-Pc.
GMP10105123 350 Cu. In. Production-Based Block 4.000" 1-Pc.
GMP12480047 350 Cu. In. Bowtie Sportsman Block 3.980" 2-Pc.
Jim Sebright GMP12480157 400 Cu. In. Bowtie Sportsman Block 4.117" 2-Pc.

195