LS - LT Headquarters
At Classic Performance Products, we understand the popularity and performance benefits of LS and LT swaps in classic cars and trucks. That's why we've carefully curated a comprehensive range of LS - LT Conversion Products and Components
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to meet the diverse needs of enthusiasts and professionals alike. Whether you're undertaking a complete engine swap or just looking to upgrade specific aspects of your vehicle's engine setup, we have you covered.
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Our selection encompasses everything from LS Fit Rite Install Kits, designed to ensure an easy conversion, to specific component parts that guarantee compatibility and performance. Looking for an affordable entry point? Explore our LS Economy Install Kits. If it's the sound and efficiency you're after, our LS Exhaust systems and LS Fuel Tank Conversions provide just that.
Electrical setups can be complex, but our LS Electrical components make integration a breeze. Improve intake efficiency with our LS Intake Systems, or upgrade your aesthetic and functionality with LS Pulley Systems and LS Dress Up accessories. For those embracing the latest in GM engine technology, our LT Fuel Tank Conversions offer the compatibility your project demands.
Choose Classic Performance Products for your LS - LT Conversion needs and benefit from our extensive selection, ensuring your classic car or truck not only retains its timeless appeal but also performs at its peak with modern power.
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Low A/C LS Engine Adjustable Mounting Plates2.25 Forward to 3.75 Forward (Used Mainly on Chevy Trucks, not useable on most cars), works with CP-1114G
Add to CompareIn StockPart # LS1-KULAC$119.00 -
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Stock Location LS Engine Mounting PlatesStock Location LS Engine Mounting Plates
Add to CompareIn StockPart # LS1-KS$99.00 -
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LS Engine Install Kit W/Silver Ceramic Manifolds for 65-70 Chevy Full Size65-70 Chevy Full Size, Include Oil Pan, Engine Stands, Adjustable Engine Mounts, Transmission Cross Member, Silver Ceramic Manifolds W/ Head Pipes, W/Polyurethane Mounts
Add to CompareIn StockPart # 6570ELS-K-CA$1,180.00 -
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55-57 Chevy Full Size LS Engine Install Kit W/Headers55-57 Chevy Full Size, Includes Oil Pan, Engine Stands, Adjustable Engine Mounts, Transmission Cross Member, Doug Thorley Ceramic Coated THY-358Y-C Headers, W/Polyurethane Mounts
Add to CompareIn StockPart # 5557LS1-FRK$1,889.00 -
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LS Engine Adjustable Mounting Plates, Polyurethane Pads & Clam Steel Engine Perches1/2" Rearwards to 3 1/2" Forward, Can be used with A/C Compressor in the upper Passenger position, or no A/C Compressor, with Polyurethane Pads
Add to CompareIn StockPart # LSCSM-KP$209.00 -
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55-57 Chevy Full Size LS Engine Install Kit W/Silver Ceramic Manifolds55-57 Chevy Full Size, Includes Oil Pan, Engine Stands, Adjustable Engine Mounts, Transmission Cross Member, Silver Ceramic Coated Cast Iron Manifolds W/ Head Pipes, W/Polyurethane Mounts
Add to CompareIn StockPart # 5557ELS-K-SCA$1,180.00 -
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LS Engine Install Kit W/Manifolds, 1959-64 Chevy Full Size1959-64 Chevy Full Size, Includes Oil Pan, Engine Stands, Adjustable Engine Mounts, Transmission Cross Member, Cast Iron Manifolds W/ Head Pipes, W/Polyurethane Mounts
Add to CompareIn StockPart # 5964ELS-K$1,100.00 -
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1.125" Forward LS Engine Mounting Plates1.125" Forward LS Engine Mounting Plates
Add to CompareIn StockPart # LS1-K125$99.00 -
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Low A/C LS Engine Adjustable Mounting Plates, Polyurethane Pads (Low A/C Mount)2.25 Forward to 3.75 Forward (Used Mainly on Chevy Trucks, not useable on most cars), works with CP-1114G
Add to CompareIn StockPart # LS-AK-LM$159.00 -
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LS Engine Adjustable Mounting Plates, Rubber Pads1/2" Rearwards to 3 1/2" Forward, Can be used with A/C Compressor in the upper Passenger position, or no A/C Compressor W/Rubber Pads
Add to CompareIn StockPart # LS1-KU-R$139.00 -
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Low A/C LS Engine Adjustable Mounting Plates, Rubber Pads2.25 Forward to 3.75 Forward (Used Mainly on Chevy Trucks, not useable on most cars), works with CP-1114G
Add to CompareIn StockPart # LS1-KULAC-R$139.00 -
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LS Engine Adjustable Mounting Plates, Polyurethane Pads (High or No A/C Mount)1/2" Rearwards to 3 1/2" Forward, Can be used with A/C Compressor in the upper Passenger position, or no A/C Compressor, with Polyurethane Pads
Add to CompareIn StockPart # LS-AK-HM$159.00 -
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LS Engine Adjustable Mounting PlatesCan be used with A/C Compressor in the upper Passenger position, or no A/C Compressor, works with CP-1114G
Add to CompareIn StockPart # LS1-KU$119.00 -
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Chevy Truck LS Engine Install Kit W/Headers for 63-66 Chevy Truck (Low A/C Mount)63-66 Chevy Truck, Includes Engine Stands, Adjustable Engine Mounts (Low A/C Mount), Transmission Cross Member, Doug Thorley Ceramic Coated THY-322Y-C Headers, W/Polyurethane Mounts
Add to CompareIn StockPart # 6366LS1-FRK-LM$1,414.00 -
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LS Engine Install Kit W/Headers for 59-64 Chevy Full Size59-64 Chevy Full Size, Includes Oil Pan, Engine Stands, Adjustable Engine Mounts, Transmission Cross Member, Doug Thorley Ceramic Coated THY-361-C Headers, W/Polyurethane Mounts
Add to CompareIn StockPart # 5964LS1-FRK$1,699.00 -
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Chevy Truck LS Engine Install Kit W/Manifolds for 1963-72 Chevy Truck (High Mount or no A/C)63-72 Chevy Truck, Includes Engine Stands, Adjustable Engine Mounts (High Mount or no A/C), Transmission Cross Member, Cast Iron Manifolds W/ Head Pipes, W/Polyurethane Mounts
Add to CompareIn StockPart # 6372ELS-KHM$745.00 -
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LS Engine Install Kit W/Manifolds, 1955-57 Chevy Full Size1955-57 Chevy Full Size, Includes Oil Pan, Engine Stands, Adjustable Engine Mounts, Transmission Cross Member, Cast Iron Manifolds & Head Pipes, W/Polyurethane Mounts
Add to CompareIn StockPart # 5557ELS-K$1,100.00 -
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LS Engine Install Kit W/Silver Ceramic Manifolds for 59-64 Chevy Full Size59-64 Chevy Full Size, Includes Oil Pan, Engine Stands, Adjustable Engine Mounts, Transmission Cross Member, Silver Ceramic Coated Cast Iron Manifolds W/ Head Pipes, W/Polyurethane Mounts
Add to CompareIn StockPart # 5964ELS-KSCA$1,180.00 -
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Chevy Truck LS Engine Install Kit W/Headers for 63-66 Chevy Truck (High Mount or no A/C)63-66 Chevy Truck, Includes Engine Stands, Adjustable Engine Mounts (High Mount or no A/C), Transmission Cross Member, Doug Thorley Ceramic Coated THY-322Y-C Headers, W/Polyurethane Mounts
Add to CompareIn StockPart # 6366LS1-FRK-HM$1,414.00 -
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Low A/C LS Engine Adjustable Mounting Plates, Polyurethane Pads2.25 Forward to 3.75 Forward (Used Mainly on Chevy Trucks, not useable on most cars), works with CP-1114G
Add to CompareIn StockPart # LS1-KULAC-P$159.00 -
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55-57 Chevy Full Size LS Engine Install Kit W/CPP Ceramic Coated Headers55-57 Chevy Full Size, Includes Oil Pan, Engine Stands, Adjustable Engine Mounts, Transmission Cross Member, CPP's Ceramic Coated Headers, W/Polyurethane Mounts
Add to CompareIn StockPart # 5557LS1-FRK-CPP$1,100.00 -
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Chevy Truck LS Engine Install Kit W/Manifolds for 1963-72 Chevy Truck (Low A/C Mount)63-72 Chevy Truck, Includes Engine Stands, Adjustable Engine Mounts (Low A/C Mount), Transmission Cross Member, Cast Iron Manifolds & Head Pipes, W/Polyurethane Mounts
Add to CompareIn StockPart # 6372ELS-KLM$745.00 -
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LS Engine Adjustable Mounting Plates, Rubber Pads & Clam Shell Engine Perches1/2" Rearwards to 3 1/2" Forward, Can be used with A/C Compressor in the upper Passenger position, or no A/C Compressor, with Polyurethane Pads
Add to CompareIn StockPart # LSCSM-KR$189.00 -
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3" Forward LS Engine Mounting Plates w/ 3" Forward LS Engine Mounting Plates,3" Forward LS Engine Mounting Plates
Add to CompareIn StockPart # LS1-K3$99.00 -
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LS Engine Adjustable Mounting Plate Bracket Kit, Polyurethane Pads1/2" Rearwards to 3 1/2" Forward, Can be used with A/C Compressor in the upper Passenger position, or no A/C Compressor, with Polyurethane Pads
Add to CompareIn StockPart # LS1-KU-P$159.00 -
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C10 LS Engine Install Kit W/Headers High or No A/C Mounts67-72 C10, Includes Engine Stands, Adjustable Engine Mounts (High Mount or no A/C), Transmission Cross Member, Doug Thorley Ceramic Coated THY-323Y-C Headers, W/Polyurethane Mounts
Add to CompareIn StockPart # 6772LS1-FRK-HM$1,320.00 -
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LS Engine Install Kit W/Manifolds, 1967-69 Camaro, 68-74 Nova1967-69 Camaro/Firebird, 68-74 Nova, Includes Oil Pan, Engine Stands, Adjustable Engine Mounts, Transmission Cross Member, Cast Iron Manifolds & Head Pipes, W/Polyurethane Mounts
Add to CompareIn StockPart # 6774ELS-K$1,100.00 -
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LS Engine Install Kit W/Manifolds, 1965-70 Chevy Full Size1965-70 Chevy Full Size, Includes Oil Pan, Engine Stands, Adjustable Engine Mounts, Transmission Cross Member, Cast Iron Manifolds &W/Head Pipes, W/Polyurethane Mounts
Add to CompareIn StockPart # 6570ELS-K$1,100.00 -
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LS Engine Install Kit W/Chrome Manifolds for 65-70 Chevy Full Size65-70 Chevy Full Size, Includes Oil Pan, Engine Stands, Adjustable Engine Mounts, Transmission Cross Member, Chrome Manifolds W/ Head Pipes, W/Polyurethane Mounts
Add to CompareIn StockPart # 6570ELS-K-C$1,120.00 -
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LS Engine Install Kit W/Headers for 67-69 Camaro/Firebird, 68-74 Nova67-69 Camaro/Firebird, 68-74 Nova, Includes Oil Pan, Engine Stands, Adjustable Engine Mounts, Transmission Cross Member, Doug Thorley Ceramic Coated THY-320-C Headers, W/Polyurethane Mounts
Add to CompareIn StockPart # 6774LS1-FRK$1,837.00 -
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Straight Axle LS Install Kit W/Polyurethane Pads47-59 Chevy Truck Includes Engine Cross Member, LS Adjustable Plates W/Polyurethane Mounts
Add to CompareIn StockPart # CP4810-LS1PK$214.00 -
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Straight Axle LS Install Kit W/Rubber Pads47-59 Chevy Truck Includes Engine Cross Member, LS Adjustable Plates W/Rubber Mounts
Add to CompareIn StockPart # CP4810-LS1RK$190.00 -
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C10 LS Engine Install Kit W/Headers Low A/C Mounts67-72 C10, Includes Engine Stands, Adjustable Engine Mounts (Low A/C Mount), Transmission Cross Member, Doug Thorley Ceramic Coated THY-323Y-C Headers, W/Polyurethane Mounts
Add to CompareIn StockPart # 6772LS1-FR-LAC$1,320.00 -
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Hooker LS Install Kit75-81 Camaro, Includes 12613HKR Brackets, 12614HKR 4L65/4L60/700R4 Transmission Cross Member, 2297-1HKR Full Length Ceramic Headers & Holley 302-2 Oil Pan
Add to CompareIn StockPart # 7581LS1-CIK$1,652.00 -
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Chevy Truck LS Engine Install Kit W/Manifolds for73-87 Chevy Truck73-87 Chevy Truck, Includes Engine Stands, Adjustable Engine Mounts (High Mount or no A/C), Transmission Cross Member, Cast Iron Manifolds W/ Head Pipes, W/Polyurethane Mounts
Add to CompareIn StockPart # 7387ELS-K-HM$745.00 -
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LS Engine Install Kit W/Headers & 200 Transmission for 78-87 G-Body78-87 G-Body, Includes Oil Pan, Engine Stands, Adjustable Engine Mounts, Transmission Cross Member, Hooker 2472-1HKR Ceramic Coated Mid-Length Headers, W/Polyurethane Mounts
Add to CompareIn StockPart # 7887LS1-FRK$1,599.00
