Enjoy free shipping on all orders over $100 (excluding oversized items), with most orders shipped on the same day!
{"id":6944498745529,"title":"Howards Cams 418001-09 Pontiac Hydraulic Flat Tappet Rattler Camshaft","handle":"hrc418001-09","description":"\u003cp style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\" class=\"MsoNormal\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eThis Howards Cams 418001-09 Pontiac Hydraulic Flat Tappet Rattler Camshaft fits 265-455 cubic inch Pontiac engines from 1955-1981. Howards designed this cam for high performance street use, and it features strong low \u0026amp; mid-range torque and a choppy idle. A 9.0:1+ compression ratio, lower rear end gears and a 2200+ stall speed torque converter are highly recommended.\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI', sans-serif;\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-outline-level: 3;\" class=\"MsoNormal\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cb\u003e\u003cu\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eHowards Cams 418001-09 Pontiac Hydraulic Flat Tappet Rattler Camshaft Specs:\u003c\/span\u003e\u003c\/u\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI', sans-serif;\"\u003e\u003c\/span\u003e\u003c\/b\u003e \u003c\/span\u003e\u003c\/h3\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eFor Pontiac 265-455 engines from 1955-1981\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eBasic RPM Range: 1800 to 5200\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eValve Lift Intake: .480\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eValve Lift Exhaust: .488\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eIntake Duration: 281\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eExhaust Duration: 289\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eIntake Duration at .050”: 227\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eExhaust Duration at .050”: 235\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eLobe Separation: 109\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eIntake Centerline: 103\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eFiring Order: 1-8-4-3-6-5-7-2\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eMade in the USA\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\" class=\"MsoNormal\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cb\u003e\u003cu\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eNotes:\u003c\/span\u003e\u003c\/u\u003e\u003c\/b\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003e Stock (O.E.) valve springs can NOT be used.\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI', sans-serif;\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\" class=\"MsoNormal\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eHowards Cams designed this Flat Tappet Hydraulic camshaft for high performance on the street and on the drag strip.\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI', sans-serif;\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eHowards Flat Tappet Hydraulic Cams – From mild to wild, they are the ultimate in performance!\u003c\/span\u003e\u003c\/p\u003e","published_at":"2021-09-04T16:06:14-05:00","created_at":"2021-09-04T16:06:16-05:00","vendor":"HOWARDS RACING COMPONENTS","type":"Camshafts","tags":["265-455","Advertised Duration: 281 int.\/289 exh.","Advertised Exhaust Duration: 289","Advertised Intake Duration: 281","Basic Operating RPM Range: 1800-5200","Cam Style: Hydraulic flat tappet","Camshaft","Camshaft Manufacturers Description: This camshaft has a distinctive choppy idle. High Performance Street. stock converter ok but works best with 1800+ and gears.","Camshaft Use: Street\/Strip","Computer-Controlled Compatible: No","Duration at 050 inch Lift: 227 int.\/235 exh.","Engine Size and Year: 265-455 (1955-81)","Engine:Pontiac - V8 (265-455) 1955-81","Exhaust Duration at 050 inch Lift: 235","Exhaust Valve Lift with Factory Rocker Arm Ratio: 0.488 in.","Howards Cams","Hydraulic Flat Tappet","Intake Duration at 050 inch Lift: 227","Intake Valve Lift with Factory Rocker Arm Ratio: 0.480 in.","Lobe Separation (degrees): 109","Make: Pontiac","Pontiac","Quantity: Sold individually.","Rattler","Valve Lift with Factory Rocker Arm Ratio: 0.480 int.\/0.488 exh.","Valve Springs Required: Yes"],"price":24699,"price_min":24699,"price_max":24699,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":40905635659961,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"HRC418001-09","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"Howards Cams 418001-09 Pontiac Hydraulic Flat Tappet Rattler Camshaft","public_title":null,"options":["Default Title"],"price":24699,"weight":0,"compare_at_price":null,"inventory_management":"shopify","barcode":"840793134502","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/www.winnerscircle.com\/cdn\/shop\/products\/418001-09-HWC.jpg?v=1630789576"],"featured_image":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/418001-09-HWC.jpg?v=1630789576","options":["Title"],"media":[{"alt":"Howards Cams 418001-09 Pontiac Hydraulic Flat Tappet Camshaft, fits 1955-1981 265-455 engines, 1800-5200 RPM, .480\/.488 Lift, 227\/235 Duration @ .050\"","id":22493360881849,"position":1,"preview_image":{"aspect_ratio":1.0,"height":800,"width":800,"src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/418001-09-HWC.jpg?v=1630789576"},"aspect_ratio":1.0,"height":800,"media_type":"image","src":"\/\/www.winnerscircle.com\/cdn\/shop\/products\/418001-09-HWC.jpg?v=1630789576","width":800}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\" class=\"MsoNormal\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eThis Howards Cams 418001-09 Pontiac Hydraulic Flat Tappet Rattler Camshaft fits 265-455 cubic inch Pontiac engines from 1955-1981. Howards designed this cam for high performance street use, and it features strong low \u0026amp; mid-range torque and a choppy idle. A 9.0:1+ compression ratio, lower rear end gears and a 2200+ stall speed torque converter are highly recommended.\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI', sans-serif;\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-outline-level: 3;\" class=\"MsoNormal\"\u003e\u003cspan style=\"color: #000000;\"\u003e \u003cb\u003e\u003cu\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eHowards Cams 418001-09 Pontiac Hydraulic Flat Tappet Rattler Camshaft Specs:\u003c\/span\u003e\u003c\/u\u003e\u003c\/b\u003e\u003cb\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI', sans-serif;\"\u003e\u003c\/span\u003e\u003c\/b\u003e \u003c\/span\u003e\u003c\/h3\u003e\n\u003cul type=\"disc\"\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eFor Pontiac 265-455 engines from 1955-1981\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eBasic RPM Range: 1800 to 5200\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eValve Lift Intake: .480\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eValve Lift Exhaust: .488\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eIntake Duration: 281\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eExhaust Duration: 289\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eIntake Duration at .050”: 227\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eExhaust Duration at .050”: 235\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eLobe Separation: 109\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eIntake Centerline: 103\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eFiring Order: 1-8-4-3-6-5-7-2\u003c\/span\u003e\u003c\/li\u003e\n\u003cli style=\"color: black; mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal; mso-list: l0 level1 lfo1; tab-stops: list .5in;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eMade in the USA\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\" class=\"MsoNormal\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cb\u003e\u003cu\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eNotes:\u003c\/span\u003e\u003c\/u\u003e\u003c\/b\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003e Stock (O.E.) valve springs can NOT be used.\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI', sans-serif;\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\" class=\"MsoNormal\"\u003e\u003cspan style=\"color: #000000;\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif;\"\u003eHowards Cams designed this Flat Tappet Hydraulic camshaft for high performance on the street and on the drag strip.\u003c\/span\u003e\u003cspan style=\"font-size: 13.5pt; font-family: 'Segoe UI', sans-serif;\"\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp style=\"mso-margin-top-alt: auto; mso-margin-bottom-alt: auto; line-height: normal;\" class=\"MsoNormal\"\u003e\u003cspan style=\"font-size: 12pt; font-family: 'Times New Roman', serif; color: #000000;\"\u003eHowards Flat Tappet Hydraulic Cams – From mild to wild, they are the ultimate in performance!\u003c\/span\u003e\u003c\/p\u003e"}

Howards Cams 418001-09 Pontiac Hydraulic Flat Tappet Rattler Camshaft

Product Description
$246.99
Maximum quantity available reached.

This Howards Cams 418001-09 Pontiac Hydraulic Flat Tappet Rattler Camshaft fits 265-455 cubic inch Pontiac engines from 1955-1981. Howards designed this cam for high performance street use, and it features strong low & mid-range torque and a choppy idle. A 9.0:1+ compression ratio, lower rear end gears and a 2200+ stall speed torque converter are highly recommended.

Howards Cams 418001-09 Pontiac Hydraulic Flat Tappet Rattler Camshaft Specs:

  • For Pontiac 265-455 engines from 1955-1981
  • Basic RPM Range: 1800 to 5200
  • Valve Lift Intake: .480
  • Valve Lift Exhaust: .488
  • Intake Duration: 281
  • Exhaust Duration: 289
  • Intake Duration at .050”: 227
  • Exhaust Duration at .050”: 235
  • Lobe Separation: 109
  • Intake Centerline: 103
  • Firing Order: 1-8-4-3-6-5-7-2
  • Made in the USA

Notes: Stock (O.E.) valve springs can NOT be used.

Howards Cams designed this Flat Tappet Hydraulic camshaft for high performance on the street and on the drag strip.

Howards Flat Tappet Hydraulic Cams – From mild to wild, they are the ultimate in performance!

Sku: HRC418001-09