Fits '87+ GEN 1 Chevrolet 305-350 Small Blocks w/ Factory Roller Camshafts (Not LT-1/LS1 etc)
Notes- Fits only 1987 and newer blocks that have provisions (spider tray) for a roller camshaft.
Documents
Attributes
Camshaft Series: | 4-Pattern |
Usage: | Street/Performance |
Cam Type: | Hydraulic Roller |
Grind Number: | 293QIO8 |
Basic Operating RPM Range: | 2900-7,200 R3 |
Inboard Intake Duration at .050 Inch Lift: | 241 DD |
Outboard Intake Duration at .050 Inch Lift: | 243 DD |
Inboard Exhaust Duration at .050 inch Lift: | 251 DD |
Outboard Exhaust Duration at .050 inch Lift: | 253 DD |
Advertised Inboard Intake Duration: | 293 DD |
Advertised Outboard Intake Duration: | 295 DD |
Advertised Inboard Exhaust Duration: | 305 DD |
Advertised Outboard Exhaust Duration: | 307 DD |
Inboard Intake Valve Lift: | 0.637 IN |
Outboard Intake Valve Lift: | 0.638 IN |
Inboard Exhaust Valve Lift: | 0.622 IN |
Outboard Exhaust Valve Lift: | 0.622 IN |
Lifters Included: | NO |
Valve Springs Required: | YES |
Assembly Lubricant Included: | No |
Camshaft Gear Attachment: | 3-Bolt |
Camshaft Material: | Billet Steel |
Title: | 4-Pattern 241/251 IB, 243/253 OB Hydraulic Roller Cam for OE Roller SBC |
California Proposition 65: | WARNING: Cancer and Reproductive Harm P65Warnings.ca.gov |
Lifter Type: | Hydraulic Roller |
Engine Family: | Chevrolet 305-350 c.i. 8 Cylinder O.E. Roller (1987-1998) |
Amazon ASIN: | N/A |
C.A.R.B. Exempt for Racing and Off-Road Only Vehicles?: | Yes, but must be a race/competition only vehicle. |
C.A.R.B. Exempt for Federally Certified Vehicles Manufactured Before 1967?: | Yes, but must meet tailpipe emission standards for year of vehicle. |
C.A.R.B. Exempt for California Certified Vehicles Manufactured Before 1965?: | Yes, but must meet tailpipe emission standards for year of vehicle. |
C.A.R.B. Exempt for Foreign Vehicles Manufactured Before 1967?: | Yes, but must meet tailpipe emission standards for year of vehicle. |
C.A.R.B. Exempt for On-Road Vehicles?: | NO |
C.A.R.B. Exemption Reason: | N/A |
C.A.R.B. E.O. Number: | N/A |
Package Information
Orderable Status:YesQuantity:1Package UOM:Smallest Pack (Consumer Level)Package Level GTIN:00036584259572Package Bar Code:036584259572Weight Variance:0.000000000Stacking Factor:0Inner Quantity:1 Each
Extended Information
Core Return Days to Expiry:0Country of Origin (Primary):USEmission Code:Not in CAHarmonized Tariff Code (HTS):8409914000Harmonized Tariff Code (Schedule B):8409914000Life Cycle Status Code:DiscontinuedLife Cycle Status Description:DiscontinuedMSDS Required Flag:NoMSDS Sheet Number:N/ANAFTA Preference Criterion Code:Criteria BNational Popularity Code:Next 15% of Product Group Sales Value National Popularity Description:Next 15% of Product Group Sales ValueOEM’s Part Number:NOriginal Equipment Manufacturer:NOriginal Supplier:NOriginal Supplier Part Number:NPart Number – Old:N/APart Number Superseded To:N/ARefurbished Part:NoRemanufactured Part:NoStock Status:Shelf StockTaxable:YesWarranty Time:12Warranty Time UOM:Month