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Buy the same high performance and quality parts we use and offer with our crate engines!
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LS 4.000" Crankshaft
Smeding Performance Crankshafts start out as a 4340 steel alloy core, are forged by non-twist machinery, shot peened to decrease surface stress, heat treated in increase tensile strength and finally nitrided to prevent surface wear. All Smeding Performance Crankshafts come with the reluctor wheel already installed for you, just select which tooth count you need! LS 4.000" Crankshaft: 4.000” Stroke 4340 Forged High Tensile Strength Alloy 24x or 58x Reluctor Wheel Included
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LS Connecting Rods
Smeding Performance Connecting Rods start out as a 4340 steel alloy billet, are shot peened to decrease surface stress and heat treated in increase tensile strength. All Smeding Performance Connecting Rods have a long-life bronze bushing wrist pin and come standard with ARP2000 7/16" fasteners for extreme applications. LS Power Adder H-Beam: 6.125” Length Center-to-Center 4340 Forged High Tensile Strength Alloy Bronze Bushed .927” Wrist Pin 2.100” Precision Honed Crank Pin ARP2000 Rod Bolts ...
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LS3 Low Profile - Silver
Low Profile: Short high flow runners promote high rpm torque curves GM LS3 MAP sensor provision 3 1/8” NPT ports & 1 1/4” NPT port O-Ring Seals w/ 102mm throttle body opening Includes Fuel Rail Kit Requires 1.5” or 38mm length injectors with 14mm top & bottom O-Rings Use when hood clearance is a concern, or large displacement engine with high rpm curve
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LS3 Tall Profile - Black
Tall Profile: Long high flow runners promote broad torque curves GM LS3 MAP sensor provision 3 1/8” NPT ports & 1 1/4” NPT port O-Ring Seals w/ 102mm throttle body opening Includes Fuel Rail Kit Requires 1.5” or 38mm length injectors with 14mm top & bottom O-Rings
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LS3 Low Profile - BlackLow Profile: Short high flow runners promote high rpm torque curves GM LS3 MAP sensor provision 3 1/8” NPT ports & 1 1/4” NPT port O-Ring Seals w/ 102mm throttle body opening Includes Fuel Rail Kit Requires 1.5” or 38mm length injectors with 14mm top & bottom O-Rings Use when hood clearance is a concern, or large displacement engine with high rpm curve
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LS 102mm Throttle Body - BlackSmeding Performance billet throttle bodies are packed with race ready features! They come standard with sealed stainless bearing shafts, precision fit throttle blades, and support standard GM IAC & TPS sensors. They also feature a beveled entry way that promotes air speed across the blade at low TPS values. This greatly aids in drivability when running a very large camshaft with a high flow induction system. Includes stainless hardware for IAC & TPS. Requires IAC #17113598 & TPS #...
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LS 102mm Throttle Body - SilverSmeding Performance billet throttle bodies are packed with race ready features! They come standard with sealed stainless bearing shafts, precision fit throttle blades, and support standard GM IAC & TPS sensors. They also feature a beveled entry way that promotes air speed across the blade at low TPS values. This greatly aids in drivability when running a very large camshaft with a high flow induction system. Includes stainless hardware for IAC & TPS. Requires IAC #17113598 & TPS #...
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Turbo Drain Oil Pan - BlackClears 4.125” stroke w/ steel rod Has two 3/4” NPT drain back ports Comes with all hardware, pick-up tube, gaskets & baffle sheet.
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Stroker Oil Pan - BlackClears 4.125” stroke w/ steel rod Comes with all hardware, pick-up tube, gaskets & baffle sheet.
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Low Profile Oil Pan - BlackClears most common chassis Clears 3.622” stroke w/ steel rod Comes with all hardware, pick-up tube, gaskets & baffle sheet.
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LS3 Tall Profile - SilverTall Profile: Long high flow runners promote broad torque curves GM LS3 MAP sensor provision 3 1/8” NPT ports & 1 1/4” NPT port O-Ring Seals w/ 102mm throttle body opening Includes Fuel Rail Kit Requires 1.5” or 38mm length injectors with 14mm top & bottom O-Rings
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LS 4.125" Crankshaft
Smeding Performance Crankshafts start out as a 4340 steel alloy core, are forged by non-twist machinery, shot peened to decrease surface stress, heat treated in increase tensile strength and finally nitrided to prevent surface wear. All Smeding Performance Crankshafts come with the reluctor wheel already installed for you, just select which tooth count you need! LS 4.125" Crankshaft: 4.125” Stroke 4340 Forged High Tensile Strength Alloy 24x or 58x Reluctor Wheel Included
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Turbo Drain Oil Pan - SilverClears 4.125” stroke w/ steel rod Has two 3/4” NPT drain back ports Comes with all hardware, pick-up tube, gaskets & baffle sheet.
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Stroker Oil Pan - SilverClears 4.125” stroke w/ steel rod Comes with all hardware, pick-up tube, gaskets & baffle sheet.
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Low Profile Oil Pan - SilverClears most common chassis Clears 3.622” stroke w/ steel rod Comes with all hardware, pick-up tube, gaskets & baffle sheet.
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Turbo Cams
Turbo R1: .615”/.610” Valve Lift w/ 1.7 Rocker 229/232 Duration @ .050” 114LSA + 4* Advance 1800-2200 Stall Recommended Moderate Chop Turbo R2: .619”/.614” Valve Lift w/ 1.7 Rocker 233/236 Duration @ .050” 114LSA + 4* Advance 2400-2800 Stall Recommended Moderate/Aggressive Chop Turbo R3 Stroker: .624”/.615” Valve Lift w/ 1.7 Rocker 243/248 Duration @ .050” 114LSA + 2* Advance 3400+ Stall Recommended Requires Aftermarket Pistons Very Aggressive Chop
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