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คือว่ารถพี่ผมนะเป็น วีโก้ 3.0 ออโต้ พอดีอยากทำท่อไม่ทราบว่ามีใครใช่รุ่นนี้บ้าง แล้วเขาต้องทำอะไรกันบ้างคับ แต่ถ้าจะกรุณาขอรายละเอียดหน่อยนะคับว่าทำอะไรบ้าง ที่ไหน เท่าไหร่ อะไรประมาณนี้นะคับ ขอบคุณคับ

 

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?ѹ????ͧ????ҡѹ?֧????ͧ????????¡ѹ??ǹ???´ա??ҹФ?Ѻ ??ҡѹ???????ѹ???µٴö??? ?褧?????Ҵ??????ҵ?駵??繼?????????????¹????繤????????ҧ?ԧ ???١???Դ ????繪?????????ҧ?? ???????????觻ѹ???????͡ѹ Ẻ???????????????????ạ??????÷ӹͧ??? ?ҡ???ʺ??ó?ӧҹ???Ժ???һ? ʶҹ?շӧҹ???ˡ???(?ҹ???ҧ??蹹Ф?Ѻ ????????ҹ?????????) ????????????? Science ?Ѻ Art ?ѹ????ǹ?ҧ?ѹ Engineer ?Ѻ Sales/Marketing ????¹?觡Թ???ǡ?ҧ?ѹ??????ǡѹ ??Ҩ????͡????????????ҧ???˵ؼ??Сѹ?Ф?Ѻ

??͹???????ͧ??ͧ?ҷӤ??????㨡ѹ??͹??? ??????????ѹ??˹?ҷ?????????á?͹?Ф?Ѻ ???ͨ??Ѻʹ?Ѻ??????????ͷ?͹?өմ??Ш? ˹?ҷ????ѡ?ͧ?ѹ????
1. ????á?ӻ?鹷غ?Թ?Ѵ???????? ???????к???????·??????ͧ¹???ѹ????ͧ????????͡?ҡ????ͧ¹??
2. ??????Ŵ???§???Դ?????ͧ¹??????ѹ????ŧ
3. ???????ͧ?ž??????͡??????ҡ????????ŧ

?չ????????֡?ѹ???Т????¹Ф?Ѻ ??????ͧ˹?????ͧ??ѧ˹?ҷ??ͧ?ѹ?????ѹ??????ç?˹ ???ҧ?? ???? ????????

?ҷ?????????¡?͹ ?????¹???????觷??????ͨҡ?????????ͧ????ѹ??????Ѻ?ҡ??(?ҧ?ѹ?Ҩ???????ਹ???Һ?ҧ) ??觷???ŧ????ͨл?Сͺ仴?????????????ҧ ?蹤???͹?͹?͡䫴? ????͹??͡䫴? ???ਹ??͡䫴? ?????????͡䫴? ??ʿ???? ??оǡ????˹ѡ??ҧ??? ?С??? ??? ???Ժ?չ?? ??????????????͡????ٻ?ͧ?ҫ??????͡????????ç?ѹ?ͧ??к͡?ٺ ??ҹ??????ѧ???????????????ͷ?????¡??? Exhaust Manifold ???ͺҧ?ѹ????? Header ???ش???? ????ͧ Header ???????͹?Сѹ?Ф?Ѻ ????Ǥ?????ҡѹ????ѧ ???????ͧ????????????Ẻ???????????͹

??????????????ǹ?˭?з??Ҩҡ?????????繴????ҡ???Ҩ??ٻ??ҧ?繷?? ??˹?ҷ???繵???͡???µç?ҡ??к͡?ٺ??????????ѹ ???????ͧ????ٺ?????????? ??????????ͧ??͡?͹ ???ͨ????????????˹?觷????¡???????ѷ?Ңͧ?????˹ ?????Ẻ??????͡?Ҩ??֧????ö?ѧ???????? ????????????Ẻ?????ҹ??˹?ҵҡ?͡???Ǥ?͹??ҧ??????????????????????¤??ͧ ????ͧ¹?????µ?ͧ???????????˹ѡ˹??·??м?ѡ??????????ѹ??ҹ??鹹???͡?? ????????¡??ѧ仺?ҧ


?͹??????????ѹ??ش?͡?Ҩҡ??к͡?ٺ ??????????Թö???Դ????ͧ?????????շ??????????¤??????????ѹ?ѧ?ҡ ?????Ҵѧ?ҡ? ?ѧ????ѹ???§?׹??·????? ???????ѹ???͡?Ҵ????ç?ѹ????٧?ҡ????Դ?ҡ?ç???Դ??ǹ?֧ ??Шҡ??âѺ??????觨ҡ?١?ٺ??ǹ?֧ ????ա??ǹ?֧???ѧ???͡?͹????Сѹ??ҹ???????????????ش?͡???ͧ

?չ?????????ͧ Header ?ա˹??? ?????????????ѹ?ʹ仵???? Header ????͹?ѹ????????͡??ٴ????͹?Ѻ??? ???????ѹ???ʹ仴ա???Ẻ?????? ?ѹ???ѧ䧡ѹ?? ???Ẻ????Ѻ ?ѹ?ա???㹢???á??? Header ?ѹ??ͷ?? ????ѹ?Өҡ??? ?ѹ?֧??????͹????ҡ???? ?дѴ???駨з???????????????ա??? ???????ѹ??????¡?ѹ?????ա???Ẻ?????ҷ???繴?鹷?????????ѹ???͡??????ҡͧ????ѹ

?ç???礧???դӶ?????????????????? ????ѹ??蹷͹???ѧ??Ҵ??? ???Ǻ???ѷö¹????ͺ????????š??????????? Header ???Ẻ????????????Ҿ???ʧ?ѹ???? ?ӵͺ?????ѹ?١?դ?Ѻ Ŵ?鹷ع??????? ???Դ??? ?ʹ??????????ա ?????ա???ҧ˹?觡???ö????Ե?͡?? ?ѹ?????繵?ͧ?ç??ö?觷ء?????͡??Ѻ ??????Ѻ仨??µ?Ҵ???¡?????

??͸Ժ?§????Ẻ????Сѹ??Ѻ ?͹?????????????ѹ??ŵ?͹Ф?Ѻ

?չ???ѹ????ż?ҹ?????ա˹??? ??͹?????????? Catalytic Converter ???????¡?ѹ??????? CAT ???? KAT ???ش???? ????ҹ?͡???§Ẻ?????? ?ᤷ? ??? Catalytic Converter ?͡?ҡ?Ъ??¡?ͧ??þ??(?ҧ??ǹ)??????ѹ???µ?ͻʹ?ͧ?س?ͧ??м????????? ?ѧ????Ŵ??á?ͧ?ͧ???§?????͡?ҷ????·???? ?դ??????ͻҡ??ͻҡ??Ҷ????? Catalytic Converter ?͡????ö???ç??? ?ѹ????ԧ??о??٨????ҧ??Ե??ʵ?? ???ͧ?ç???????ç??ҷ???ѹ????????? ?????֧?Ѻ?????س????֡?????????Ңͧ?س??͡??Ѻ ?ҧ??????Ңͧ???س????????????ö?ö?͡???º?ҧ ????¹????ѹ????ͧ/??ͧ?ҡ??/?????¹???ç???? ????????????ǡԹ???????????ѹ????ŧ??˹??? ?ѹ?з????ö?س??觴բ????????ͧ?????ҡ?Ѵ??????????´??«??? 㹺ҧ????ȶ?Ҥس件ʹ?ѹ?͡ ??Ҷ??????繡?á?зӼԴ?????·?????ɻ?Ѻ?????????ºҷ?????? ???ѹ?????????ҧ??????ͧö??Ф?Ѻ ???ͼ????

???ѹ?͡?Ҩҡ Catalytic Converter ?????ѹ????????ա˹??¡?͹??? Resonator ??? Muffler ?ͧ??ǹ?????¡Ẻ???????ѹ??? ????;ѡ? ???ԧ????? ?ѹ?繤??Ъ?Դ?ѹ?Ф?Ѻ ??зӧҹ???????͹?ѹ ?????? Resonator ??? Muffler ????Ҩ???յ?????????????µ?ǡ??ش?????? ????͡Ẻ?ͧö??????? ??ҹ?????ա˹??¹Ф?Ѻ ????????ͧ????ѹ??ҧ?ѹ?ѧ?

㹺ҧ?ɳҵ?ҧ???????繡ѹ???????? ???;ѡ ?ٵ??????ç?????????͡??? ?ѹ???????ԧ??Ѻ????ѡ??ö/??ҧ??????ͧö??????? ??Ҩк͡??? ???;ѡ???շ???ش???? ?????????;ѡ? ??Ѻ ????š??觤????繨?ԧ????ͧ?????ǧ?ѹ??ͧ?????;ѡ??????????س??ҷ???׹?ͷ???????????ʹ?ö?س?ҡ?ѡ ?ա????繡?ê???Ŵ???Тͧ???͹??ҹ??????¢ͧ?س???????ͧ???˹??˹???µ??????????ԭ??Թ??ö?س?????ѧ?ء??ѹ ????͡????ѹ?????ç??ҹ???ѹ??Ҩ????¶֧????ѹ????ç??ҷ???ѹ????仨ҡ???㴷??˹?? ??Ѻ?׹?????ö?سẺ????ѹ??è?????ҹ???ͧ

??͹?л??????????????ѹ?͡价????·?? ???ͧ?١ѹ??͹?????? ???;ѡ ?????ѹ??ѡ??÷ӧҹ???ú?ҧ ?ѹ???????????ѡ??Ѻ??? Ẻ?ٴ?Ѻ???§(Absorption), Ẻ?ӡѴ???§ (Restriction), ???Ẻ?з?͹???§ (Reflection) ???????????¤?????????;ѡ?ء???ͨ??դس???ѵԷ????????????ҹ?? ?ҧ???????Ҩ?????ҧ???? ?ͧ???ҧ ???ͷ????? ??????س?Ҿ????Ҥ?

????????Ẻ?ٴ?Ѻ???§(Absorption) ??͹?Сѹ Ẻ?????Ẻ??? ??ҧ㹨кش???????? ?????????? ?????¨???觼?ҹ??͢?ҧ㹷????????پ?ع (perforated tube) ????????¾ǡ?????? ????????§Ŵŧ Ẻ?բ?????ա˹??? ?????ѹ?ж١???????ͧ?ҡ??ͧ?˭????ͧ??? ?????????????觼?ҹ??ͧ?ǡ??? ?ѹ?Ф??????ŧ???§?ѹ??Ŵŧ???? ??????¢ͧẺ???????????Ŵ???§??????? ???ʹդ???????¼?ҹ????ͧ

Ẻ?ӡѴ???§ (Restriction) Ẻ?????Ẻ?ҵðҹ????????????;ѡ?Դö??е????ҹ????????·????? ??ʹ??ͧ?????繢?????¡??????ªѴ ????͹?Թ????ҹ????ú͡?????ҡ?Թ Coke ??????Ժ Pepsi ?????˹?ҵ??? ????Թ??˹?ҵ??? ???????Ҷ????ҡ?Թ??ӫ????մ?? ???ٴ??? Coke ?ѹ????????????????á?????????????Ӥѭ???????????µѧ?ѹ ???????Ң????????Сѹ?Ф?Ѻ

Ẻ?з?͹???§ (Reflection) Ẻ??????ҡ ??ͧ?ӹdz?͡Ẻ?ѹ????????Ф?Ѻ ???????? work ??͹ ???㹨??͡Ẻ?????????§?з?͹?ѡ??ҧ?ѹ???? ?ͧ?֡?֧????ä?Ե??ʵ???????¹?͹??? ??????¡????÷ء???ҧ?ҷҧ???·ҧ??Ҩ???ҡѺ?ٹ?? ???Ǥس??Ѵ??õѴ???? ?Ѻ???? ??ǹ???硵????ҵ???ù?????? ?ѹ??Ẻ??? ???????ѡ??âͧ Resonator ????

?????Ф?Ѻ???????ͧ?????? ????͵???͡?ͧ????ͧ ?ҷӤ??????ѡ??觷?????¡?ѹ??? Exhaust Pulse ?ѹ?ա??? ????ҡ?????? ??վ?âͧ?????” ?ѧ ?ѧ?٢?ѧ?? ??????֡?š????????͹??ҡ??ѧ??¡ѹ????ͧö¹?? ???????Ҽ????¡?ѹ??? Pulse ?Сѹ ???????ҹ?????????????ѹ??????ê??ºѭ?ѵԤ?????????˹??????

Pulse ????Ӥѭ ?ҡ???ٴ???͹?á??????? ???????ѹ?͡?Ҩҡ????ͧ¹????????ç?ѹ?٧ ?չ?騴ŧ??????ա?Դ??? ??ѹ???͡?ҷ????ٺ????????ѹ??Ш??͡???繪?ǧ??ժ?ǧ?????ä?????ҧ?ٺ? ????ͧ??????Ṻ?ѧ????ѹ?????ä?ҹ??Ҵ?˹?Ф?Ѻ ?ѹ??????????Ǣͧ?Թҷ?????ѧࡵ????µ??????????????? ?????????????????Դ ?????¨?????͡?? ????ͻԴ?????¡?????? ???Դ?ա???ѹ??????͡???ա ????ǧ?????ä?????ҧ??ä?????????????ٺ???? ??????¡?ѹ??? ?Pulse? ???????ͧ¹???ٺ?ҡ Pulse ????????ŧ

?չ??Թ??ҡ?ô???? ????????????ѹ?١?ѹ?͡???繪?ǧ? ?ѹ?????ٻ??????觵???ѹ?????㹷??
=>????ҹ???????ͧ¹??????ç?ѹ?ҡ?ش??º?Ѻ?????ѹ????ҡ??
=> ????ҹ?????·???ش?????ç?ѹ???¡??Ҥ????ѹ????ҡ??
????ᵡ??ҧ?ͧ?????ѹ?????ҧ?ش?ͧ?ش?з?????Դ?ç?ٴ???㹷?? ??Ҥ????????¨ж١?????????͹??????????ç???

???Щй?? ?͹?????ҡ????ػ????????????¡??? ?????·??????ͧ¹??????ͧ??÷?? Pattern ?ͧ?ѹ?١?Ѵ???§?繤??蹵???ѡɳТͧ Pulse ????ͧ ??л???Է???Ҿ?ͧ?????Ţͧ?????? ???Դ?ҡ??????ҧ?????????????Դ????ᵡ??ҧ?ͧ?????ѹ?????ҧ?鹷?͡Ѻ???·??????ҡ????ش ??е?ͧ??? ??ʹ???ͧ? ?Ѻ Pattern ?ͧ Pulse ????

????ͷء???ҧŧ??? ???????????????????????硷??????????¼?ҹ??͡??????ö????ա???? ???ѹ?Ъ??? ??ٴ? ?????·??????㹷??????͡????Ǣ?鹴??? ??й???????ѡ??âͧ Header ???¤?Ѻ ????͡Ẻ Header ???Ѻ???ѹ ????դ???????????Ф?????ǵ?ҧ?ѹ ?з?????Դ?ç ??ٴ? ??Ѻ?ѹ???Ѻ?ѹ?? ??觡ѹ??Сѹ??Ѻ

?չ????????ͧ?ͧ??Ҵ??Ѻ ???Թ?ѹ???ҡ??ҷ??????˭???觴? ?ѹ???ͺ????͹??????????ԧ

???Һ͡???????ͧ¹??ͧ?س?ѹ??ͧ??÷?͢?Ҵ 3 ½ ???? (?????Ҥس?????????ͧ¹???ѹ?????????ҧ?á??????) ????????ͧ?س?ѹ?? 2 ???? ????ö?ѹ???????͡ ????ç ?س??ͧ价?????ѹ?˭????? 3 ½ ?ѹ?֧???ç ?ѹ????ԧ

??????????¤???ö?س?? 2???????????????????¹?? 3 ½ ?????????ѹ???ç ?ѹ???????ԧ ?ѧ?????ǢѴ?Ѻ????????֡?Ф?Ѻ ?????? ?˭?????ѹ??ͧ??Ŵա????? ??¹?Դ???????? ?׹?ѹ?ա?դ?Ѻ??????Դ ??ѡ??÷??س?ٴ?ѹ?Ҩ?ж١?????Ҿٴ?֧????к?¹?ӷ?駷????ҧ??ҧ˹?? ??????ҡ??ѧ?ٴ?֧ ?ç?ѹ???鹷?? ?ç?ѹ???·?? ????ٻ??ҧ?ͧ Pulse ??Ѻ ?ͧ??Ѻ??????ҹ??ҹ?????ͤ????????ա??˹??

?ѹ ???ͺ? ?????ٵ???????????Ѻ??Ҵ?ͧ??ͺ͡???????͹?ѹ?Ф?Ѻ ???ö?س??è????͢?Ҵ?˹ ???????Ѻ
200 +/- ?ç??? ??è? 3 ????
250-300 ?ç??? ??è? 3 ½- 4 ????
400-500 ?ç??? ??è? 4 ????
500 ?ç??Ң??? ?ѹ??????дǡ??????Ф?Ѻ

??ҨФú???ǹФ?Ѻ ?鹷?? ???·?? ??Ҵ??? ???÷???ѹ???????㹷?? ??ѧ??Ҥ?????????Ш?ҧ??????ҡ????¹Ф?Ѻ

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