{"title":"Valve Spring Booster Shims","description":"\u003cul\u003e\n\u003cli\u003eValve Spring Booster Shims meet or exceed OE specs\u003c\/li\u003e\n\u003cli\u003eMade of prime quality cold-rolled steel\u003c\/li\u003e\n\u003cli\u003eSupport valve springs better\u003c\/li\u003e\n\u003cli\u003eWon't compress\u003c\/li\u003e\n\u003cli\u003eMaintains pressure and protects cylinder head from spring abrasion\u003c\/li\u003e\n\u003cli\u003eNon-serrated shims won't damage spring pad area on aluminum heads or cause lateral loads or harmonics\u003cbr\u003e\u003cbr\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"text-align: left;\"\u003e\u003cimg style=\"margin-right: 12px; float: left;\" alt=\"Tech Tips from the Techxperts™\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1418\/7084\/files\/tech-tips-reverse_160x160.gif?v=1614630266\"\u003e\u003c\/h3\u003e\n\u003cdiv style=\"text-align: right;\"\u003e\u003cimg style=\"margin-bottom: 16px; margin-left: 12px; float: right;\" alt=\"Locating a valve spring booster shim\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1418\/7084\/files\/Shims_160x160.jpg?v=1702918440\"\u003e\u003c\/div\u003e\n\u003ch3 style=\"text-align: left;\"\u003eMaintain proper spring clearance with valve spring shims\u003c\/h3\u003e\n\u003cp\u003eRefacing valves and grinding or cutting valve seats causes metal loss, which in turn, causes loss of spring pressure. To restore the proper spring tension, you must replace the lost material. The fastest and easiest way to do this is to install a Valve Spring Booster Shim under the spring.\u003c\/p\u003e","products":[{"product_id":"a-104-b-104-valve-spring-shims","title":"1.00\" OD, .765\" ID, Valve Spring Booster Shims, 100 Pk. | A-104 | B-104","description":"\u003cp\u003eUse these \u003cstrong\u003eNon-Serrated Valve Spring Booster Shims\u003c\/strong\u003e to support valve springs better. They won't compress to maintain pressure and protect heads from spring abrasion.\u003c\/p\u003e\n\u003cp\u003eTwo thicknesses are available:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e.060\" - for springs in service\u003c\/li\u003e\n\u003cli\u003e.030\" - for new springs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Goodson Tools \u0026 Supplies","offers":[{"title":".060\"","offer_id":33471348998,"sku":"A-104","price":28.99,"currency_code":"USD","in_stock":true},{"title":".030\"","offer_id":33471349062,"sku":"B-104","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/7084\/files\/A-101_f4712ba0-ad4e-42ac-8073-e4bde0393922.jpg?v=1701290614"},{"product_id":"a-101-b-101-c-101-valve-spring-shims","title":"1.00\" OD, .688\" ID, Valve Spring Shims, 100 Pack | A-101 | B-101 | C-101","description":"\u003cp\u003eUse these Non-Serrated Valve Spring Booster Shims to support valve springs better. They won't compress to maintain pressure and protect heads from spring abrasion.\u003c\/p\u003e\n\u003cp\u003eThree thicknesses are available:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e.060\" - for springs in service\u003c\/li\u003e\n\u003cli\u003e.030\" - for new springs\u003c\/li\u003e\n\u003cli\u003e.015\" - for balancing\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Goodson Tools \u0026 Supplies","offers":[{"title":".060\"","offer_id":33471349190,"sku":"A-101","price":28.99,"currency_code":"USD","in_stock":true},{"title":".030\"","offer_id":33471349254,"sku":"B-101","price":28.99,"currency_code":"USD","in_stock":true},{"title":".015\"","offer_id":33471349318,"sku":"C-101","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/7084\/products\/Booster-Shims-04.jpg?v=1482432470"},{"product_id":"a-105-b-105-valve-spring-shims","title":"1.218\" OD, .875\" ID, Valve Spring Shims 100 Pk. | A-105 | B-105","description":"\u003cp\u003eUse these Valve Spring Inserts to support valve springs better. They won't compress to maintain pressure and protect heads from spring abrasion. \u003c\/p\u003e\n\u003cp\u003eTwo thicknesses are available:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e.060\" - for springs in service\u003c\/li\u003e\n\u003cli\u003e.030\" - for new springs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Goodson Tools \u0026 Supplies","offers":[{"title":".060\"","offer_id":33471349702,"sku":"A-105","price":28.99,"currency_code":"USD","in_stock":true},{"title":".030\"","offer_id":33471349766,"sku":"B-105","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/7084\/files\/A-101_0a8d9b2d-e743-4c41-b231-0670153e4f39.jpg?v=1701290802"},{"product_id":"b-106-valve-spring-shims","title":"1.100\" OD, 0.719\" ID, .030\" Valve Spring Shims (100) | B-106","description":"\u003cp\u003eUse these \u003cstrong\u003eNon-Serrated Valve Spring Shims\u003c\/strong\u003e to support valve springs better. They won't compress to maintain pressure and protect heads from spring abrasion. .030\" thick\u003c\/p\u003e","brand":"Goodson Tools \u0026 Supplies","offers":[{"title":"Default Title","offer_id":42301928070,"sku":"B-106","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/7084\/files\/B-101_eaa265c4-2365-425e-9007-dc6d5164734c.jpg?v=1701294470"},{"product_id":"a-107-b-107-c-107-valve-spring-shims","title":"1.25\" OD, .625\" ID, Valve Spring Shims, 100 Pk. | A-107 | B-107 | C-107","description":"\u003cp\u003eUse these Valve Spring Inserts to support valve springs better. They won't compress to maintain pressure and protect heads from spring abrasion. \u003c\/p\u003e\n\u003cp\u003eThree thicknesses are available:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e.060\" - for springs in service\u003c\/li\u003e\n\u003cli\u003e.030\" - for new springs\u003c\/li\u003e\n\u003cli\u003e.015\" - for balancing\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Goodson Tools \u0026 Supplies","offers":[{"title":".060\"","offer_id":33471350022,"sku":"A-107","price":28.99,"currency_code":"USD","in_stock":true},{"title":".030\"","offer_id":33471350150,"sku":"B-107","price":28.99,"currency_code":"USD","in_stock":true},{"title":".015\"","offer_id":33471350278,"sku":"C-107","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/7084\/products\/Booster-Shims-04_0bedcec4-555b-4740-adb1-7183fd344777.jpg?v=1482432471"},{"product_id":"a-203-b-203-c-203-valve-spring-shims","title":"1.250\" OD, .812\" ID, Valve Spring Shims, 100 Pk. | A-203 | B-203 | C-203","description":"\u003cp\u003eUse these Valve Spring Inserts to support valve springs better. They won't compress to maintain pressure and protect heads from spring abrasion. \u003c\/p\u003e\n\u003cp\u003eThree thicknesses are available:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e.060\" - for springs in service\u003c\/li\u003e\n\u003cli\u003e.030\" - for new springs\u003c\/li\u003e\n\u003cli\u003e.015\" - for balancing\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Goodson Tools \u0026 Supplies","offers":[{"title":".060\"","offer_id":33471350598,"sku":"A-203","price":28.99,"currency_code":"USD","in_stock":true},{"title":".030\"","offer_id":33471350662,"sku":"B-203","price":28.99,"currency_code":"USD","in_stock":true},{"title":".015\"","offer_id":33471350726,"sku":"C-203","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/7084\/products\/Booster-Shims-04_e16d4af2-79cb-4489-bad4-222aea229ed5.jpg?v=1482432473"},{"product_id":"a-201-b-201-valve-spring-shims","title":"1.250\" OD, .875\" ID, Valve Spring Shims, 100 Pk. | A-201 | B-201","description":"\u003cp\u003eUse these Valve Spring Inserts to support valve springs better. They won't compress to maintain pressure and protect heads from spring abrasion. \u003c\/p\u003e\n\u003cp\u003eTwo thicknesses are available:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e.060\" - for springs in service\u003c\/li\u003e\n\u003cli\u003e.030\" - for new springs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Goodson Tools \u0026 Supplies","offers":[{"title":".060\"","offer_id":33471351110,"sku":"A-201","price":28.99,"currency_code":"USD","in_stock":true},{"title":".030\"","offer_id":33471351174,"sku":"B-201","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/7084\/files\/A-101_dcb2e6a9-dd51-41b3-8223-a40f08fb27e9.jpg?v=1701293006"},{"product_id":"a-102-b-102-valve-spring-shims","title":"1.360\" OD, 1.00\" ID, Valve Spring Shims, 100 Pk. | A-102 | B-102","description":"\u003cp\u003eUse these Valve Spring Inserts to support valve springs better. They won't compress to maintain pressure and protect heads from spring abrasion.\u003c\/p\u003e\n\u003cp\u003eTwo thicknesses are available:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e.060\" - for springs in service\u003c\/li\u003e\n\u003cli\u003e.030\" - for new springs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Goodson Tools \u0026 Supplies","offers":[{"title":".060\"","offer_id":33471351814,"sku":"A-102","price":28.99,"currency_code":"USD","in_stock":true},{"title":".030\"","offer_id":33471352006,"sku":"B-102","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/7084\/files\/A-101_5c7716f9-f6a5-4d1f-b606-5c475868969a.jpg?v=1701287353"},{"product_id":"b-301-valve-spring-shims","title":"1.375\" OD, 0.765\" ID, .030\" Thick Valve Spring Shims (100) | B-301","description":"\u003cp\u003eUse these Valve Spring Inserts to support valve springs better. They won't compress to maintain pressure and protect heads from spring abrasion. One thickness are available:\u003c\/p\u003e\n\u003cp\u003e.030\" - for new springs\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e","brand":"Goodson Tools \u0026 Supplies","offers":[{"title":"Default Title","offer_id":42302369222,"sku":"B-301","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/7084\/files\/B-101_bbbbfba7-fb98-406f-a69e-690d047a8582.jpg?v=1701294584"},{"product_id":"a-303-b-303-valve-spring-shims","title":"1.480\" OD, .703\" ID, Valve Spring Shims | A-303 | B-303","description":"\u003cp\u003eUse these Valve Spring Inserts to support valve springs better. They won't compress to maintain pressure and protect heads from spring abrasion. \u003c\/p\u003e\n\u003cp\u003eTwo thicknesses are available:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e.060\" - for springs in service\u003c\/li\u003e\n\u003cli\u003e.030\" - for new springs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Goodson Tools \u0026 Supplies","offers":[{"title":".060\"","offer_id":33471353862,"sku":"A-303","price":28.99,"currency_code":"USD","in_stock":true},{"title":".030\"","offer_id":33471353926,"sku":"B-303","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/7084\/files\/C-101_d654c0f3-bfe6-4a43-8847-c4980773454e.jpg?v=1701293882"},{"product_id":"a-103-b-103-valve-spring-shims","title":"1.500\" OD, 1.031\" ID, Valve Spring Shims, 100 Pk. | A-103 | B-103","description":"\u003cp\u003eUse these 1.5 inch OD Valve Spring Inserts to support valve springs better. They won't compress to maintain pressure and protect heads from spring abrasion.\u003c\/p\u003e\n\u003cp\u003eTwo thicknesses are available:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e.060\" - for springs in service\u003c\/li\u003e\n\u003cli\u003e.030\" - for new springs\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Goodson Tools \u0026 Supplies","offers":[{"title":".060\"","offer_id":33471354118,"sku":"A-103","price":28.99,"currency_code":"USD","in_stock":true},{"title":".030\"","offer_id":33471354246,"sku":"B-103","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/7084\/files\/C-101_d654c0f3-bfe6-4a43-8847-c4980773454e.jpg?v=1701293882"},{"product_id":"a-107-hp-b-107-hp-c-107-hp-valve-spring-shims","title":"1.25\" OD, .625\" ID, HP Valve Spring Shims, 50 Pk. | A-107-HP | B-107-HP | C-107-HP","description":"\u003cp\u003eUse these \u003cstrong\u003eNon-Serrated Valve Spring Shims\u003c\/strong\u003e to support valve springs better. They won't compress to maintain pressure and protect heads from spring abrasion.\u003c\/p\u003e\n\u003cp\u003eThree thicknesses are available:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e.060\" - for springs in service\u003c\/li\u003e\n\u003cli\u003e.030\" - for new springs\u003c\/li\u003e\n\u003cli\u003e.015\" - for balancing\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Goodson Tools \u0026 Supplies","offers":[{"title":".060\"","offer_id":33471363718,"sku":"A-107-HP","price":28.99,"currency_code":"USD","in_stock":true},{"title":".030\"","offer_id":33471363782,"sku":"B-107-HP","price":28.99,"currency_code":"USD","in_stock":true},{"title":".015\"","offer_id":33471363846,"sku":"C-107-HP","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/7084\/products\/Booster-Shims-04_ab7b68e4-1378-4ca9-813a-db29ea5f1c39.jpg?v=1482432500"},{"product_id":"a-203-hp-b-203-hp-c-203-hp-valve-spring-shims","title":"1.250\" OD, .812\" ID, HP Valve Spring Shims (50) | A-203-HP | B-203-HP | C-203-HP","description":"\u003cp\u003eUse these Valve Spring Inserts to support valve springs better. They won't compress to maintain pressure and protect heads from spring abrasion. \u003c\/p\u003e\n\u003cp\u003eThree thicknesses are available:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e.060\" - for springs in service\u003c\/li\u003e\n\u003cli\u003e.030\" - for new springs\u003c\/li\u003e\n\u003cli\u003e.015\" - for balancing\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Goodson Tools \u0026 Supplies","offers":[{"title":".060\"","offer_id":33471363974,"sku":"A-203-HP","price":28.99,"currency_code":"USD","in_stock":true},{"title":".030\"","offer_id":33471364038,"sku":"B-203-HP","price":28.99,"currency_code":"USD","in_stock":true},{"title":".015\"","offer_id":33471364102,"sku":"C-203-HP","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/7084\/products\/Booster-Shims-04_ef2c5e9c-2bf5-46a5-89c2-a9ce51c08d01.jpg?v=1482432501"},{"product_id":"a-102-hp-b-102-hp-c-102-hp-valve-spring-shims","title":"1.360\" OD, 1.00\" ID, HP Valve Spring Shims | 50 Pack","description":"\u003cp\u003eUse these Valve Spring Inserts to support valve springs better. They won't compress to maintain pressure and protect heads from spring abrasion. \u003c\/p\u003e\n\u003cp\u003eThree thicknesses are available:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e.060\" - for springs in service\u003c\/li\u003e\n\u003cli\u003e.030\" - for new springs\u003c\/li\u003e\n\u003cli\u003e.015\" - for balancing\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Goodson Tools \u0026 Supplies","offers":[{"title":".060\" Thick","offer_id":33471364166,"sku":"A-102-HP","price":28.99,"currency_code":"USD","in_stock":true},{"title":".030\" Thick","offer_id":33471364230,"sku":"B-102-HP","price":28.99,"currency_code":"USD","in_stock":true},{"title":".015\" Thick","offer_id":33471364294,"sku":"C-102-HP","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/7084\/products\/Booster-Shims-04_25cfcd3d-7ef7-4ed5-850b-f41c8c6afa9b.jpg?v=1482432501"},{"product_id":"a-301-hp-b-301-hp-c-301-hp-valve-spring-shims","title":"1.375\" OD, 0.765\" ID, HP Valve Spring Shims, 50 Pk. | A-301-HP | B-301-HP | C-301-HP","description":"\u003cp\u003eUse these Valve Spring Inserts to support valve springs better. They won't compress to maintain pressure and protect heads from spring abrasion. \u003c\/p\u003e\n\u003cp\u003eThree thicknesses are available:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e.060\" - for springs in service\u003c\/li\u003e\n\u003cli\u003e.030\" - for new springs\u003c\/li\u003e\n\u003cli\u003e.015\" - for balancing\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Goodson Tools \u0026 Supplies","offers":[{"title":".060\"","offer_id":33471364422,"sku":"A-301-HP","price":28.99,"currency_code":"USD","in_stock":true},{"title":".030\"","offer_id":33471364486,"sku":"B-301-HP","price":28.99,"currency_code":"USD","in_stock":true},{"title":".015\"","offer_id":33471364550,"sku":"C-301-HP","price":28.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1418\/7084\/files\/C-101_b5741d3a-7452-4921-a5aa-c44de4829ad3.jpg?v=1721311148"},{"product_id":"a-305-hp-b-305-hp-c-305-hp-valve-spring-shims","title":"1.439\" OD, 0.765\" ID, HP Valve Spring Shims | A-305-HP | B-305-HP | C-305-HP","description":"\u003cp\u003eUse these Valve Spring Inserts to support valve springs better. 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