{"id":7363461447862,"title":"Supertech Honda K24 Series w\/K20 Head 87mm Bore - 12.5:1 CR Pistons - Set of 4 - P4-HK87-P4","handle":"supertech-p4-hk87-p4","description":"\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003eManufacturer Brand: Supertech\u003cbr\u003ePart Number: P4-HK87-P4\u003cbr\u003eCompression Ratio: \u003cbr\u003eBore (mm): 87\u003cbr\u003eCompression Ratio: 12:5:1\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eSupertech Pistons are manufactured from extruded high silicone, enhanced 4032 alloy (with additional Cu, Ni \u0026amp; Mg) that had low thermal expansion, excellent wear resistance and higher thermal conductivity. Supertech Pistons, with this alloy, have withstood up to 42psi of boost, with alcohol, without any problems.\u003cbr\u003e\u003cbr\u003eA two or three step forging process yields a fine structural grain which are then submitted to several machining steps in state of the art CNC machines.\u003cbr\u003eSeveral heat treatments provide the piston with high tensile strength and evenly distributed hardness.\u003cbr\u003eContact reduction grooves are standard, and pin bores are honed and reamed for precise fit. Wrist pins are constructed of cold extruded chrome moly steel for high strength and used with wire clip locks.\u003cbr\u003eFinally, the pistons receive a ‘phosphate dry lubricant’ coating to protect the rings against ‘micro-welding’ and enhance lubrication on the skirt\/cylinder area.\u003cbr\u003eCompression ratios are computed with .030” head gasket and .010” deck unless indicated in each case.\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eRings are not included - requires Supertech 87mm Piston Rings (GNH8700)\u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/www.kseriesparts.com\/SUP-GNH8700.html\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!--split--\u003e\n\u003cp\u003e\u003cstrong\u003eTaxes:\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSingapore and Malaysia: \u003c\/strong\u003eAll import taxes are included in our pricing.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eUSA: \u003c\/strong\u003eTaxes are included in this product pricing.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eEuropean Tva, Iva: \u003c\/strong\u003eTaxes will be calculated during checkout at our company import rate. No additional charges will be added by your local authority.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eRest of the World:\u003c\/strong\u003e Other countries may have to pay their local import tax depending on your country's regulations.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eShipping: \u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eThis product will be shipped from our US Warehouse to any global location. Shipping via DHL\/Fedex within 3 to 7 days depending on location and local custom check. Allow two additional days for order processing.\u003cbr\u003eEvery Monday our team keeps you in the loop by sending out an \"estimated time of arrival\" email.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Only 2 left in stock!\u003c\/p\u003e\n\u003c!--split--\u003e\n\u003cp\u003eThis part fits:\u003cbr\u003e\u003cbr\u003eK24A1 | 2400cc | DOHC | 16v | NA | I4,K24A2 | 2400cc | DOHC | 16v | NA | I4,K24A8 | 2400cc | DOHC | 16v | NA | I4,K24Z1 | 2400cc | DOHC | 16v | NA | I4\u003c\/p\u003e\n\u003c!--split--\u003e","published_at":"2022-06-08T15:52:05+08:00","created_at":"2022-06-08T15:49:38+08:00","vendor":"Supertech","type":"Build Your Block","tags":["87","build-your-block","honda","K24(K20)","k24a1-2400cc-dohc-16v-na-i4","k24a2-2400cc-dohc-16v-na-i4","k24a8-2400cc-dohc-16v-na-i4","k24z1-2400cc-dohc-16v-na-i4","piston-kits","supertech","us1","ws119"],"price":76626,"price_min":76626,"price_max":76626,"available":true,"price_varies":false,"compare_at_price":94600,"compare_at_price_min":94600,"compare_at_price_max":94600,"compare_at_price_varies":false,"variants":[{"id":41531834204342,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"P4-HK87-P4","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Supertech Honda K24 Series w\/K20 Head 87mm Bore - 12.5:1 CR Pistons - Set of 4 - P4-HK87-P4","public_title":null,"options":["Default Title"],"price":76626,"weight":5905,"compare_at_price":94600,"inventory_quantity":13,"inventory_management":"shopify","inventory_policy":"deny","barcode":null,"requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/rzcrewgarage.com\/cdn\/shop\/products\/supertech-honda-k24-series-wk20-head-87mm-bore-12-5-1-cr-pistons-set-of-4-p4-hk87-p4-rzcrew.jpg?v=1710320650"],"featured_image":"\/\/rzcrewgarage.com\/cdn\/shop\/products\/supertech-honda-k24-series-wk20-head-87mm-bore-12-5-1-cr-pistons-set-of-4-p4-hk87-p4-rzcrew.jpg?v=1710320650","options":["Title"],"media":[{"alt":"Supertech P4-HK87-P4","id":24378920894646,"position":1,"preview_image":{"aspect_ratio":1.859,"height":269,"width":500,"src":"\/\/rzcrewgarage.com\/cdn\/shop\/products\/supertech-honda-k24-series-wk20-head-87mm-bore-12-5-1-cr-pistons-set-of-4-p4-hk87-p4-rzcrew.jpg?v=1710320650"},"aspect_ratio":1.859,"height":269,"media_type":"image","src":"\/\/rzcrewgarage.com\/cdn\/shop\/products\/supertech-honda-k24-series-wk20-head-87mm-bore-12-5-1-cr-pistons-set-of-4-p4-hk87-p4-rzcrew.jpg?v=1710320650","width":500}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003cbr\u003eManufacturer Brand: Supertech\u003cbr\u003ePart Number: P4-HK87-P4\u003cbr\u003eCompression Ratio: \u003cbr\u003eBore (mm): 87\u003cbr\u003eCompression Ratio: 12:5:1\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003eSupertech Pistons are manufactured from extruded high silicone, enhanced 4032 alloy (with additional Cu, Ni \u0026amp; Mg) that had low thermal expansion, excellent wear resistance and higher thermal conductivity. Supertech Pistons, with this alloy, have withstood up to 42psi of boost, with alcohol, without any problems.\u003cbr\u003e\u003cbr\u003eA two or three step forging process yields a fine structural grain which are then submitted to several machining steps in state of the art CNC machines.\u003cbr\u003eSeveral heat treatments provide the piston with high tensile strength and evenly distributed hardness.\u003cbr\u003eContact reduction grooves are standard, and pin bores are honed and reamed for precise fit. Wrist pins are constructed of cold extruded chrome moly steel for high strength and used with wire clip locks.\u003cbr\u003eFinally, the pistons receive a ‘phosphate dry lubricant’ coating to protect the rings against ‘micro-welding’ and enhance lubrication on the skirt\/cylinder area.\u003cbr\u003eCompression ratios are computed with .030” head gasket and .010” deck unless indicated in each case.\u003cspan\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cspan\u003eRings are not included - requires Supertech 87mm Piston Rings (GNH8700)\u003c\/span\u003e\u003cspan\u003e\u003ca href=\"https:\/\/www.kseriesparts.com\/SUP-GNH8700.html\" target=\"_blank\"\u003e\u003c\/a\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!--split--\u003e\n\u003cp\u003e\u003cstrong\u003eTaxes:\u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSingapore and Malaysia: \u003c\/strong\u003eAll import taxes are included in our pricing.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eUSA: \u003c\/strong\u003eTaxes are included in this product pricing.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eEuropean Tva, Iva: \u003c\/strong\u003eTaxes will be calculated during checkout at our company import rate. No additional charges will be added by your local authority.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eRest of the World:\u003c\/strong\u003e Other countries may have to pay their local import tax depending on your country's regulations.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eShipping: \u003c\/strong\u003e\u003cbr\u003e\u003cbr\u003eThis product will be shipped from our US Warehouse to any global location. Shipping via DHL\/Fedex within 3 to 7 days depending on location and local custom check. Allow two additional days for order processing.\u003cbr\u003eEvery Monday our team keeps you in the loop by sending out an \"estimated time of arrival\" email.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eImportant:\u003c\/strong\u003e Only 2 left in stock!\u003c\/p\u003e\n\u003c!--split--\u003e\n\u003cp\u003eThis part fits:\u003cbr\u003e\u003cbr\u003eK24A1 | 2400cc | DOHC | 16v | NA | I4,K24A2 | 2400cc | DOHC | 16v | NA | I4,K24A8 | 2400cc | DOHC | 16v | NA | I4,K24Z1 | 2400cc | DOHC | 16v | NA | I4\u003c\/p\u003e\n\u003c!--split--\u003e"}