{"id":780031066203,"title":"JE Pistons - 311971 - JE Automotive - Chevrolet - Piston and Ring Kits","handle":"je-pistons-311971-je-automotive-chevrolet-piston-and-ring-kits","description":"\u003cp\u003eJE Pistons - 311971 - JE Automotive - Chevrolet - Piston and Ring Kits\u003c\/p\u003e\n\u003cp\u003eThe JE Pistons new Asymmetrical FSR (Forged Side Relief) GM LS Flat Top forging piston design allows for the use of the most popular stroke and rod combinations while eliminating reluctor wheel clearance problems. The JE Pistons Asymmetrical forging design maintains a larger skirt on the heavily stressed major trust side, while reducing friction with a smaller skirt on the minor trust side. The result is a high strength, lightweight piston that significantly reduces friction in your engine. Lightweight and extremely durable, these JE pistons are machined for 1.2mm, 1.5mm, and 3.0mm rings.\u003cbr\u003e\u003cbr\u003eIncludes:\u003cbr\u003e\u003cbr\u003e945-2250-15-51C (105g) wrist pins. For use with 6.098\" Rod Length\u003cbr\u003e927-2250-15-51C (106g) wrist pins. For use with 6.125 Rod Length\u003cbr\u003eRound Wire locks, #927-073-MW \u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: JE Pistons\u003c\/li\u003e\n\u003cli\u003eManufacturer's Part Number: 311971\u003c\/li\u003e\n\u003cli\u003eCategory:  Piston and Ring Kits\u003c\/li\u003e\n\u003cli\u003eProduct Type: JE Pistons Automotive Series\u003c\/li\u003e\n\u003cli\u003eFitment: GM LS Flat Top - STD Bore: 4.000\" LS2 \/ 4.065\" LS3 \/ 4.125 LS7\u003c\/li\u003e\n\u003cli\u003eCubic Inches: 389\u003c\/li\u003e\n\u003cli\u003eBore Size: 4.135\u003c\/li\u003e\n\u003cli\u003eRod Length: 6.125\u003c\/li\u003e\n\u003cli\u003eStroke: 3.622\u003c\/li\u003e\n\u003cli\u003eBlock Height: 9.240\u003c\/li\u003e\n\u003cli\u003eCompression Distance: 1.304\u003c\/li\u003e\n\u003cli\u003eCompression Ratio 64cc: 11.2:1\u003c\/li\u003e\n\u003cli\u003eCompression Ratio 68cc: 10.7:1\u003c\/li\u003e\n\u003cli\u003eCompression Ratio 70cc: 10.4:1\u003c\/li\u003e\n\u003cli\u003eDome Volume: -5.0\u003c\/li\u003e\n\u003cli\u003eGram Weight: 443\u003c\/li\u003e\n\u003cli\u003eFootnote: F, V\u003c\/li\u003e\n\u003cli\u003eOversize: .010 LS7\u003c\/li\u003e\n\u003cli\u003eRing Set Recommend: JG31F8-4135-2\u003c\/li\u003e\n\u003cli\u003eJE Pro Seal Head Gasket: \u003ca href=\"https:\/\/horsepowerdirect.com\/products\/je-pro-seal-gm1016-051-gm-lsl1-ls2-ls3-ls6\" target=\"_blank\" title=\"JE Pro Seal - GM1016-051 - GM LSL1 \/ LS6\" rel=\"noopener noreferrer\"\u003eGM1005-051\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eGM LS Asymmetrical FSR Flat Top\u003c\/li\u003e\n\u003cli\u003eCombination 12 Degrees (LS7 Only) \u0026amp; 15 Degree Valve Pockets\u003c\/li\u003e\n\u003cli\u003eRing Packaged Designed for 1.2mm, 1.5mm, 3.0mm Rings\u003c\/li\u003e\n\u003cli\u003eNotes: 1.340 Compression Height Pistons utilize .945\" Pin Diameter and 6.098\" Rod Length. *LSA \u0026amp; LS9 Engines require oil squirter location modification for clearance. ***\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFootnotes:  F = SDR, V = Accepts Nitrous\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e","published_at":"2018-07-08T12:23:08-05:00","created_at":"2018-07-10T09:20:07-05:00","vendor":"JE Pistons","type":"JE Pistons Automotive Series","tags":[],"price":69899,"price_min":69899,"price_max":69899,"available":true,"price_varies":false,"compare_at_price":0,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":8748586172507,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"311971","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"JE Pistons - 311971 - JE Automotive - Chevrolet - Piston and Ring Kits","public_title":null,"options":["Default Title"],"price":69899,"weight":9072,"compare_at_price":0,"inventory_quantity":1,"inventory_management":null,"inventory_policy":"deny","barcode":""}],"images":["\/\/cdn.shopify.com\/s\/files\/1\/2246\/1445\/products\/je-piston_afd8c848-a753-4e3b-b6cb-fa3e86531f66.jpg?v=1557381298"],"featured_image":"\/\/cdn.shopify.com\/s\/files\/1\/2246\/1445\/products\/je-piston_afd8c848-a753-4e3b-b6cb-fa3e86531f66.jpg?v=1557381298","options":["Title"],"content":"\u003cp\u003eJE Pistons - 311971 - JE Automotive - Chevrolet - Piston and Ring Kits\u003c\/p\u003e\n\u003cp\u003eThe JE Pistons new Asymmetrical FSR (Forged Side Relief) GM LS Flat Top forging piston design allows for the use of the most popular stroke and rod combinations while eliminating reluctor wheel clearance problems. The JE Pistons Asymmetrical forging design maintains a larger skirt on the heavily stressed major trust side, while reducing friction with a smaller skirt on the minor trust side. The result is a high strength, lightweight piston that significantly reduces friction in your engine. Lightweight and extremely durable, these JE pistons are machined for 1.2mm, 1.5mm, and 3.0mm rings.\u003cbr\u003e\u003cbr\u003eIncludes:\u003cbr\u003e\u003cbr\u003e945-2250-15-51C (105g) wrist pins. For use with 6.098\" Rod Length\u003cbr\u003e927-2250-15-51C (106g) wrist pins. For use with 6.125 Rod Length\u003cbr\u003eRound Wire locks, #927-073-MW \u003cbr\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: JE Pistons\u003c\/li\u003e\n\u003cli\u003eManufacturer's Part Number: 311971\u003c\/li\u003e\n\u003cli\u003eCategory:  Piston and Ring Kits\u003c\/li\u003e\n\u003cli\u003eProduct Type: JE Pistons Automotive Series\u003c\/li\u003e\n\u003cli\u003eFitment: GM LS Flat Top - STD Bore: 4.000\" LS2 \/ 4.065\" LS3 \/ 4.125 LS7\u003c\/li\u003e\n\u003cli\u003eCubic Inches: 389\u003c\/li\u003e\n\u003cli\u003eBore Size: 4.135\u003c\/li\u003e\n\u003cli\u003eRod Length: 6.125\u003c\/li\u003e\n\u003cli\u003eStroke: 3.622\u003c\/li\u003e\n\u003cli\u003eBlock Height: 9.240\u003c\/li\u003e\n\u003cli\u003eCompression Distance: 1.304\u003c\/li\u003e\n\u003cli\u003eCompression Ratio 64cc: 11.2:1\u003c\/li\u003e\n\u003cli\u003eCompression Ratio 68cc: 10.7:1\u003c\/li\u003e\n\u003cli\u003eCompression Ratio 70cc: 10.4:1\u003c\/li\u003e\n\u003cli\u003eDome Volume: -5.0\u003c\/li\u003e\n\u003cli\u003eGram Weight: 443\u003c\/li\u003e\n\u003cli\u003eFootnote: F, V\u003c\/li\u003e\n\u003cli\u003eOversize: .010 LS7\u003c\/li\u003e\n\u003cli\u003eRing Set Recommend: JG31F8-4135-2\u003c\/li\u003e\n\u003cli\u003eJE Pro Seal Head Gasket: \u003ca href=\"https:\/\/horsepowerdirect.com\/products\/je-pro-seal-gm1016-051-gm-lsl1-ls2-ls3-ls6\" target=\"_blank\" title=\"JE Pro Seal - GM1016-051 - GM LSL1 \/ LS6\" rel=\"noopener noreferrer\"\u003eGM1005-051\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003eGM LS Asymmetrical FSR Flat Top\u003c\/li\u003e\n\u003cli\u003eCombination 12 Degrees (LS7 Only) \u0026amp; 15 Degree Valve Pockets\u003c\/li\u003e\n\u003cli\u003eRing Packaged Designed for 1.2mm, 1.5mm, 3.0mm Rings\u003c\/li\u003e\n\u003cli\u003eNotes: 1.340 Compression Height Pistons utilize .945\" Pin Diameter and 6.098\" Rod Length. *LSA \u0026amp; LS9 Engines require oil squirter location modification for clearance. ***\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFootnotes:  F = SDR, V = Accepts Nitrous\u003c\/p\u003e\n\u003cul\u003e\u003c\/ul\u003e"}

JE Pistons - 311971 - JE Automotive - Chevrolet - Piston and Ring Kits

Product Description
$698.99
Maximum quantity available reached.

JE Pistons - 311971 - JE Automotive - Chevrolet - Piston and Ring Kits

The JE Pistons new Asymmetrical FSR (Forged Side Relief) GM LS Flat Top forging piston design allows for the use of the most popular stroke and rod combinations while eliminating reluctor wheel clearance problems. The JE Pistons Asymmetrical forging design maintains a larger skirt on the heavily stressed major trust side, while reducing friction with a smaller skirt on the minor trust side. The result is a high strength, lightweight piston that significantly reduces friction in your engine. Lightweight and extremely durable, these JE pistons are machined for 1.2mm, 1.5mm, and 3.0mm rings.

Includes:

945-2250-15-51C (105g) wrist pins. For use with 6.098" Rod Length
927-2250-15-51C (106g) wrist pins. For use with 6.125 Rod Length
Round Wire locks, #927-073-MW

  • Brand: JE Pistons
  • Manufacturer's Part Number: 311971
  • Category:  Piston and Ring Kits
  • Product Type: JE Pistons Automotive Series
  • Fitment: GM LS Flat Top - STD Bore: 4.000" LS2 / 4.065" LS3 / 4.125 LS7
  • Cubic Inches: 389
  • Bore Size: 4.135
  • Rod Length: 6.125
  • Stroke: 3.622
  • Block Height: 9.240
  • Compression Distance: 1.304
  • Compression Ratio 64cc: 11.2:1
  • Compression Ratio 68cc: 10.7:1
  • Compression Ratio 70cc: 10.4:1
  • Dome Volume: -5.0
  • Gram Weight: 443
  • Footnote: F, V
  • Oversize: .010 LS7
  • Ring Set Recommend: JG31F8-4135-2
  • JE Pro Seal Head Gasket: GM1005-051
  • GM LS Asymmetrical FSR Flat Top
  • Combination 12 Degrees (LS7 Only) & 15 Degree Valve Pockets
  • Ring Packaged Designed for 1.2mm, 1.5mm, 3.0mm Rings
  • Notes: 1.340 Compression Height Pistons utilize .945" Pin Diameter and 6.098" Rod Length. *LSA & LS9 Engines require oil squirter location modification for clearance. ***

Footnotes:  F = SDR, V = Accepts Nitrous

    Sku: 311971
    Vendor: JE Pistons

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