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Combo 109.
Combo 109 swaps an Edelbrock Super Victor intake for the Vortec dual plane. With 1 1/2 in. of spacer, this engine gained 10 horses but lost 5 ft-lbs. |
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Displacement: |
355 cu. in. |
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Carburetor: |
Speed Demon 750 and a 1 1/2 in. spacer |
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Heads: |
GM L31 Vortec |
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Intake: |
Edelbrock Super Victor single plane |
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Camshaft: |
GMPP HOT hydraulic roller, with 0.525/0.525 in. of lift and 218°/228° of duration @ 0.050 in. of lift. |
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Exhaust: |
Hooker 1 5/8 in. headers with Flowmaster 2 1/2 mufflers |
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Pistons: |
stock |
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Rods: |
stock |
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Crank: |
GM |
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Ignition: |
Stinger electronic with MSD 6 |
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Timing: |
32° |
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Comp. Ratio: |
9.75:1 |
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MAX HP: |
422 @ 5700 |
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MAX Torque: |
418 @ 5000 |
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