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LSM Racing Products
When it comes to engine building and testing tools, LSM Racing Products is a top performer in quality, accuracy and ease of use. LSM designs and manufactures some of the finest engine building tools on the market today. LSM builds valve seat pressure testers, valve lash adjusting tools, valve spring removal and installation tools, valve spring testers and more. LSM products are made in the USA. JEGS is proud to sell quality LSM Racing Products at everyday low prices!
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LSM RACING PRODUCTS
On-Head Valve Spring Compressor Big Block with Shaft Mount Rockers
Part Number: 621-SC-200
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Lowest price guarantee
LSM RACING PRODUCTS
On-Head Valve Spring Compressor Big Block with Shaft Mount Rockers
Part Number: 621-SC-200
Ships TomorrowLowest Price Guarantee
LSM RACING PRODUCTS
On-Head Valve Spring Compressor Small Blocks with Shaft Mount Rockers
Part Number: 621-SC-100
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LSM RACING PRODUCTS
On-Head Valve Spring Compressor Small Blocks with Shaft Mount Rockers
Part Number: 621-SC-100
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LSM RACING PRODUCTS
On-Head Valve Spring Compressor Spread-Port/Big Chief Intake
Part Number: 621-SC-500
Ships on Sep 17, 2026Lowest price guarantee
LSM RACING PRODUCTS
On-Head Valve Spring Compressor Spread-Port/Big Chief Intake
Part Number: 621-SC-500
Ships on Sep 17, 2026Lowest Price Guarantee
LSM RACING PRODUCTS
On-Head Valve Spring Compressor GM LS-Series with Factory Rocker System
Part Number: 621-SC-167
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LSM RACING PRODUCTS
On-Head Valve Spring Compressor GM LS-Series with Factory Rocker System
Part Number: 621-SC-167
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LSM RACING PRODUCTS
On-Head Valve Spring Compressor for 7/16" Stud Mount Rocker Systems
Part Number: 621-SC-800
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LSM RACING PRODUCTS
On-Head Valve Spring Compressor for 7/16" Stud Mount Rocker Systems
Part Number: 621-SC-800
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LSM RACING PRODUCTS
PC-100SLC/40 ON-HEAD VALVE SPRING TESTER w/ 400 lb. GAUGE
Part Number: 621-PC-100SLC/40
Ships on Sep 17, 2026Lowest price guarantee
LSM RACING PRODUCTS
PC-100SLC/40 ON-HEAD VALVE SPRING TESTER w/ 400 lb. GAUGE
Part Number: 621-PC-100SLC/40
Ships on Sep 17, 2026Lowest Price Guarantee