Sbc factory cam specs

Tech / General Engine - L69 cam specs ? - anyone happen to know the duration, lobe lift, and LSA for the carby HO 305 engines ? wanting to know if the stock ...Feb 28, 2020 · A 283 will hit 6000 rpm quicker than a 350 will, everyone appears to just be looking at the cam specs and not taking into consideration the engine size, 3.36 rear gear ratio, power glide trans, with A/C that is in the car this 283 came out of, not to mention the heads flowed poorly by today‘s standards with 1,72 intake and 1.50 exhaust valves. Connect with Chevy Performance. VISIT OUR BRANDS FOR YOUR OE NEEDS Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance parts that are emissions-related may not meet U.S., Canadian, and state and provincial laws and regulations relating to motor-vehicle emissions. Features: 1: According to the original factory specifications,perfect match for the original car. 2: Own different test machines to design exact accurate parameter for our products.All switches were tested for performance. 3: Made by high quality material, lightweight, anti-rust, colorfast and durable.(Factory direct pricing without middleman mark-ups) 4: Aftermarket product with premium ...Connect with Chevy Performance. VISIT OUR BRANDS FOR YOUR OE NEEDS Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance parts that are emissions-related may not meet U.S., Canadian, and state and provincial laws and regulations relating to motor-vehicle emissions.Connect with Chevy Performance. VISIT OUR BRANDS FOR YOUR OE NEEDS Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance parts that are emissions-related may not meet U.S., Canadian, and state and provincial laws and regulations relating to motor-vehicle emissions. icomfort wifi thermostat blank screensignalr binary data. jamie thornton air traffic controllerChevrolet Factory Cam Specs Chevrolet Factory Cam Specs by part number Part # Lifter type–duration at .050 In/ex–Lift in/ex–centerline–description Small Blocks 3849346 Mechanical – 254/254 – .484/.484 – 114 – 327 365HP& Z-28 302 3863151 Hyd. – 221/221-.447/.447-114 – 327-350HP, L79350c.i., 1972, factory 200 HP. For Carb or Tunable Fuel Injection 3. 1: Cams for '55-'57 engines can be custom ordered. Please Call, Email, Twitter or Live Chat for details. 2: The '87+ Chevy Small Block received provisions for roller lifters. Most '87 - '93 GM cars came with roller lifters, but most '87 - '95 trucks came with flat tappet ... BASIC LT1 SPECS Block and Basics Displacement: 350 cubic inches, 5733 cubic centimeters, 5.7 liters Block Material: Cast Iron Main Bearings: 2-Bolt Centers and Ends (The Corvette LT1/LT4 had 4-bolt mains) Stroke: 3.48" Bore: 4.00" Compression Ratio: 10.4:1 Combustion Chambers: 54 cubic centimeters Factory Redline Rating: 5700 Rotations Per ...BASIC LT1 SPECS Block and Basics Displacement: 350 cubic inches, 5733 cubic centimeters, 5.7 liters Block Material: Cast Iron Main Bearings: 2-Bolt Centers and Ends (The Corvette LT1/LT4 had 4-bolt mains) Stroke: 3.48" Bore: 4.00" Compression Ratio: 10.4:1 Combustion Chambers: 54 cubic centimeters Factory Redline Rating: 5700 Rotations Per ... ixl answers 7th grade language arts Chevrolet Factory Cam Specs Chevrolet Factory Cam Specs by part number Part # Lifter type–duration at .050 In/ex–Lift in/ex–centerline–description Small Blocks 3849346 Mechanical – 254/254 – .484/.484 – 114 – 327 365HP& Z-28 302 3863151 Hyd. – 221/221-.447/.447-114 – 327-350HP, L79 1 bedroom apartment for rent near me private owner Dec 08, 2006 · P/N 3911068 is a production spring used on all 302 and 350 hi-perf. street engines.It is recomended for all hyd. lifter cams. It has an outside dia. 1.241 and will install on all sbc heads without any machine work. Has 80 lbs of seat pressure if installed at 1.15 in. It is only used with a steel retainer and color coded locks which are purple. Connect with Chevy Performance. VISIT OUR BRANDS FOR YOUR OE NEEDS Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance parts that are emissions-related may not meet U.S., Canadian, and state and provincial laws and regulations relating to motor-vehicle emissions. kentucky family law350c.i., 1972, factory 200 HP. For Carb or Tunable Fuel Injection 3. 1: Cams for '55-'57 engines can be custom ordered. Please Call, Email, Twitter or Live Chat for details. 2: The '87+ Chevy Small Block received provisions for roller lifters. Most '87 - '93 GM cars came with roller lifters, but most '87 - '95 trucks came with flat tappet ...Small Block Chevy Factory Cams. w/1.6:1 roller rockers. DUR = Duration, C/R = Compression ratio of engine used in (stock), LSA = Lobe Separation Angle.Chevrolet Factory Cam Specs Chevrolet Factory Cam Specs by part number Part # Lifter type–duration at .050 In/ex–Lift in/ex–centerline–description Small Blocks 3849346 Mechanical – 254/254 – .484/.484 – 114 – 327 365HP& Z-28 302 3863151 Hyd. – 221/221-.447/.447-114 – 327-350HP, L79Discussion Starter · #1 · Oct 4, 2006. hello, im rebuilding a 71 LT1 out of a wrecked 71 vette and putting into my 1971 C/10 Custom Deluxe. I have had no luck finding the original cam specs for this motor, the closest specs that i have found are the following: 317 degrees INT, 348 degrees EXT, 96 degrees overlap, .459 in lift INT, and .485 in ...Engine ProThe Chevy 350 engine has two major parts: a hydraulic lifter and a hydraulic camshaft. The intake duration and the exhaust duration are about 218 seconds and 0.5 RPM, respectively. Also, the intake and the exhaust valve have a lift capacity of 0.457 inches and a total of 268 seconds duration. Lastly, the intake valve of the lobe center-line is ... ls wreckers Dec 08, 2006 · It has 110 lbs. of seat pressure at the installed height of 1.70 in. That spring is rated at 358 per inch. P/N 3911068 is a production spring used on all 302 and 350 hi-perf. street engines.It is recomended for all hyd. lifter cams. It has an outside dia. 1.241 and will install on all sbc heads without any machine work. BASIC LT1 SPECS Block and Basics Displacement: 350 cubic inches, 5733 cubic centimeters, 5.7 liters Block Material: Cast Iron Main Bearings: 2-Bolt Centers and Ends (The Corvette LT1/LT4 had 4-bolt mains) Stroke: 3.48" Bore: 4.00" Compression Ratio: 10.4:1 Combustion Chambers: 54 cubic centimeters Factory Redline Rating: 5700 Rotations Per ...Oct 04, 2006 · Discussion Starter · #1 · Oct 4, 2006. hello, im rebuilding a 71 LT1 out of a wrecked 71 vette and putting into my 1971 C/10 Custom Deluxe. I have had no luck finding the original cam specs for this motor, the closest specs that i have found are the following: 317 degrees INT, 348 degrees EXT, 96 degrees overlap, .459 in lift INT, and .485 in ... Jan 13, 2021 · LS9 vs. LM7. Given the similarity in specs, it is not surprising that the power curve offered by the LS9 mimicked that of the LS7 with 1.7 rockers. The LS7 offered slightly more peak power, but ... craigslist day labor jobs 350c.i., 1972, factory 200 HP. For Carb or Tunable Fuel Injection 3. 1: Cams for '55-'57 engines can be custom ordered. Please Call, Email, Twitter or Live Chat for details. 2: The '87+ Chevy Small Block received provisions for roller lifters. Most '87 - '93 GM cars came with roller lifters, but most '87 - '95 trucks came with flat tappet ...BASIC LT1 SPECS Block and Basics Displacement: 350 cubic inches, 5733 cubic centimeters, 5.7 liters Block Material: Cast Iron Main Bearings: 2-Bolt Centers and Ends (The Corvette LT1/LT4 had 4-bolt mains) Stroke: 3.48" Bore: 4.00" Compression Ratio: 10.4:1 Combustion Chambers: 54 cubic centimeters Factory Redline Rating: 5700 Rotations Per ...327c.i., 1965-68, factory 275/300 HP 350c.i., 1967-69, factory 295 HP 350c.i., 1970, factory 300 HP 350c.i., 1971, factory 270 HP 350c.i., 1972, factory 200 HP For Carb or Tunable Fuel Injection 3 1: Cams for '55-'57 engines can be custom ordered. Please Call, Email, Twitter or Live Chat for details. BIG-BLOCK CAMSHAFTS 12366543 Steel hydraulic roller Duration @ .050" lift (deg): I: 224/E: 234 Maximum lift (in.): I: .527/E: .544 Lobe centerline (deg): 110 For 502/502 special engine Must use distributor gear P/N 10456413 24502611 Steel hydraulic roller Duration @ .050" lift (deg): I: 211/E: 230 Maximum lift (in.): I: .510/E: .540 true car canada Oct 04, 2006 · Discussion Starter · #1 · Oct 4, 2006. hello, im rebuilding a 71 LT1 out of a wrecked 71 vette and putting into my 1971 C/10 Custom Deluxe. I have had no luck finding the original cam specs for this motor, the closest specs that i have found are the following: 317 degrees INT, 348 degrees EXT, 96 degrees overlap, .459 in lift INT, and .485 in ... Mar 30, 2005 · BASIC LT1 SPECS Block and Basics Displacement: 350 cubic inches, 5733 cubic centimeters, 5.7 liters Block Material: Cast Iron Main Bearings: 2-Bolt Centers and Ends (The Corvette LT1/LT4 had 4-bolt mains) Stroke: 3.48" Bore: 4.00" Compression Ratio: 10.4:1 Combustion Chambers: 54 cubic centimeters Factory Redline Rating: 5700 Rotations Per ... Feb 28, 2020 · This an original 1966 283 camshaft casting number is 3732798, hydraulic lifters. I have verified this information with a degree wheel and a dial indicator, 300 degrees @ 0.006 lift, 250 degrees @ 0.050 lift, lift is 0.266 or 0.399 at valve, and LSA of 11.5. So why did this cam not have a lope to it in the 283, from everything I am reading long ... 350c.i., 1972, factory 200 HP. For Carb or Tunable Fuel Injection 3. 1: Cams for '55-'57 engines can be custom ordered. Please Call, Email, Twitter or Live Chat for details. 2: The '87+ Chevy Small Block received provisions for roller lifters. Most '87 - '93 GM cars came with roller lifters, but most '87 - '95 trucks came with flat tappet ... Feb 28, 2020 · This an original 1966 283 camshaft casting number is 3732798, hydraulic lifters. I have verified this information with a degree wheel and a dial indicator, 300 degrees @ 0.006 lift, 250 degrees @ 0.050 lift, lift is 0.266 or 0.399 at valve, and LSA of 11.5. So why did this cam not have a lope to it in the 283, from everything I am reading long ... msi optix eye strain even with a stock replacement cam. Make sure there is no coil bind or interference of valve train at full valve lift. If high performance valve springs ...٠٥‏/٠٩‏/٢٠١٤ ... Just for comparison to aftermarket / other LS3 cams? Thanks! ... AFAIK factory GM timing gears do not have provisions to degree the cam. lash god Discussion Starter · #1 · Oct 4, 2006. hello, im rebuilding a 71 LT1 out of a wrecked 71 vette and putting into my 1971 C/10 Custom Deluxe. I have had no luck finding the original cam specs for this motor, the closest specs that i have found are the following: 317 degrees INT, 348 degrees EXT, 96 degrees overlap, .459 in lift INT, and .485 in ...350c.i., 1972, factory 200 HP. For Carb or Tunable Fuel Injection 3. 1: Cams for '55-'57 engines can be custom ordered. Please Call, Email, Twitter or Live Chat for details. 2: The '87+ Chevy Small Block received provisions for roller lifters. Most '87 - '93 GM cars came with roller lifters, but most '87 - '95 trucks came with flat tappet ... It has 110 lbs. of seat pressure at the installed height of 1.70 in. That spring is rated at 358 per inch. P/N 3911068 is a production spring used on all 302 and 350 hi-perf. street engines.It is recomended for all hyd. lifter cams. It has an outside dia. 1.241 and will install on all sbc heads without any machine work.Oct 04, 2006 · I have had no luck finding the original cam specs for this motor, the closest specs that i have found are the following: 317 degrees INT, 348 degrees EXT, 96 degrees overlap, .459 in lift INT, and .485 in EXT. I was wondering if anyone could add some truth to those number or might in fact have the actual specs. Save Reply Quote K Kevin Varnes Factory Muscle Hydraulic Flat Tappet Camshaft Small Block Chevy 262-400ci 1955-98; Lift: .390"/.410"; Duration: 319°/320°; Lobe Separation Angle: 112° ...Features: 1: According to the original factory specifications,perfect match for the original car. 2: Own different test machines to design exact accurate parameter for our products.All switches were tested for performance. 3: Made by high quality material, lightweight, anti-rust, colorfast and durable.(Factory direct pricing without middleman mark-ups) 4: Aftermarket product with premium ...Chevy LS1 / LQ9 Camshaft. $518.53. Quick View. Chevrolet LS Stage 2 Camshaft. $672.60. Quick View. Chevrolet LS Stage 3 Camshaft. $684.68. Quick View. Chevrolet LS9 ... loafing sheds near me Pontiac Factory Cam Specs - by Wallace Racing Home of Pontiac Powered Firebirds,Trans Ams,Pontiac Powered Dragsters,Pontiac Power Rules!Vette (s): 1974 White 350 Corvette, TH400 Automatic 1972 Tangerine /Go Mango Convertible 383 Stroker, 2004r Automatic. Joined: 10/27/2006. Posts: 1181. I am searching to find what the original cam specs would have been on my 1974 Corvette 4 BBl engine with 195 HP with auto trans. Can anyone direct me to a page that would have this information.This an original 1966 283 camshaft casting number is 3732798, hydraulic lifters. I have verified this information with a degree wheel and a dial indicator, 300 degrees @ 0.006 lift, 250 degrees @ 0.050 lift, lift is 0.266 or 0.399 at valve, and LSA of 11.5. So why did this cam not have a lope to it in the 283, from everything I am reading long ...Oct 04, 2006 · Discussion Starter · #1 · Oct 4, 2006. hello, im rebuilding a 71 LT1 out of a wrecked 71 vette and putting into my 1971 C/10 Custom Deluxe. I have had no luck finding the original cam specs for this motor, the closest specs that i have found are the following: 317 degrees INT, 348 degrees EXT, 96 degrees overlap, .459 in lift INT, and .485 in ... vitpilen 401 max speed The camera was developed to create a lasting image of a certain scene. Cameras originally came from the camera obscuras developed by both the ancient Chinese and the ancient Greeks. These devices alloSmall Block Chevy Factory Cams. w/1.6:1 roller rockers. DUR = Duration, C/R = Compression ratio of engine used in (stock), LSA = Lobe Separation Angle.Chevrolet Factory Cam Specs Chevrolet Factory Cam Specs by part number Part # Lifter type–duration at .050 In/ex–Lift in/ex–centerline–description Small Blocks 3849346 Mechanical – 254/254 – .484/.484 – 114 – 327 365HP& Z-28 302 3863151 Hyd. – 221/221-.447/.447-114 – 327-350HP, L79 caroma caravelle parts Vette (s): 1974 White 350 Corvette, TH400 Automatic 1972 Tangerine /Go Mango Convertible 383 Stroker, 2004r Automatic. Joined: 10/27/2006. Posts: 1181. I am searching to find what the original cam specs would have been on my 1974 Corvette 4 BBl engine with 195 HP with auto trans. Can anyone direct me to a page that would have this information.'96 LT4 H.O.T crate motor cam, use ---- -- w/1.6:1 roller rockers. N/A Hyd. Roller: 202/210 .472"/.478" 10.0:1 11 '97 Gen. III LS1 Corvette 350, uses 1.7-----roller rockers and Gen. III-----tapered valve spring: 24502476: Hyd. 212/220 .435"/.460" 9.1:1: 112.5: 350/300 CC crate motor: 14088843: Hyd. 202/206 .403"/.415" 8.5:1: 115 '83 to'86 305HO: 12364050: 3863151: Hyd.The invention of the camera changed the world by allowing people to highlight social norms, but also by allowing for documentation of perverted desires, by creating new ways to be insensitive, by docuEngine Building & Overhauling - 77 350 camshaft specs - i have a 77 c10 pickup with a 350 in it, ive been looking every where to find the stock specs of the ...Chevrolet Factory Cam Specs Chevrolet Factory Cam Specs by part number Part # Lifter type–duration at .050 In/ex–Lift in/ex–centerline–description Small Blocks 3849346 Mechanical – 254/254 – .484/.484 – 114 – 327 365HP& Z-28 302 3863151 Hyd. – 221/221-.447/.447-114 – 327-350HP, L79Jul 25, 2022 · The SB Chevy 283 327 350 400 Hi-Perf RV Cam possesses a 108 degrees lobe angle of separation, 0.480 valve lift, an RPM range between 2,000 and 6,500, a 282 degrees duration, and 227/241 duration at 0.500”. COMP Cams 12-602-4 Big Mutha Use Win + X and choose Command Prompt or Command Prompt (Admin) from the list. For windows version, XP, Vista, W7. Hold the Windows key and press R. Now type CMD. then press Enter to open a command prompt box (A new dialogue box - …This an original 1966 283 camshaft casting number is 3732798, hydraulic lifters. I have verified this information with a degree wheel and a dial indicator, 300 degrees @ 0.006 lift, 250 degrees @ 0.050 lift, lift is 0.266 or 0.399 at valve, and LSA of 11.5. So why did this cam not have a lope to it in the 283, from everything I am reading long ...Lunati also has hydraulic flat tappet and solid flat tappet camshafts available for the factory performance line. The hydraulic flat tappet camshaft includes 327 c.i./350 HP camshaft and camshaft and lifter kit. The solid flat tappet … computershare johnson and johnson Connect with Chevy Performance. VISIT OUR BRANDS FOR YOUR OE NEEDS Unless specifically noted to the contrary herein, vehicles equipped with Chevrolet Performance parts that are emissions-related may not meet U.S., Canadian, and state and provincial laws and regulations relating to motor-vehicle emissions. Vette (s): 1974 White 350 Corvette, TH400 Automatic 1972 Tangerine /Go Mango Convertible 383 Stroker, 2004r Automatic. Joined: 10/27/2006. Posts: 1181. I am searching to find what the original cam specs would have been on my 1974 Corvette 4 BBl engine with 195 HP with auto trans. Can anyone direct me to a page that would have this information. Pontiac Tempest. The Pontiac GTO is an automobile that was manufactured by American automaker Pontiac from 1963 to 1974 for the 1964 to 1974 model years, and by GM 's subsidiary Holden in Australia for the 2004 to 2006 model years. The first generation of the GTO is credited as popularizing the muscle car market segment in the 1960s. BASIC LT1 SPECS Block and Basics Displacement: 350 cubic inches, 5733 cubic centimeters, 5.7 liters Block Material: Cast Iron Main Bearings: 2-Bolt Centers and Ends (The Corvette LT1/LT4 had 4-bolt mains) Stroke: 3.48" Bore: 4.00" Compression Ratio: 10.4:1 Combustion Chambers: 54 cubic centimeters Factory Redline Rating: 5700 Rotations Per ...Pontiac Factory Cam Specs - by Wallace Racing Home of Pontiac Powered Firebirds,Trans Ams,Pontiac Powered Dragsters,Pontiac Power Rules! gtfo nexus mods 350c.i., 1972, factory 200 HP. For Carb or Tunable Fuel Injection 3. 1: Cams for '55-'57 engines can be custom ordered. Please Call, Email, Twitter or Live Chat for details. 2: The '87+ Chevy Small Block received provisions for roller lifters. Most '87 - '93 GM cars came with roller lifters, but most '87 - '95 trucks came with flat tappet ...Discussion Starter · #1 · Oct 4, 2006. hello, im rebuilding a 71 LT1 out of a wrecked 71 vette and putting into my 1971 C/10 Custom Deluxe. I have had no luck finding the original cam specs for this motor, the closest specs that i have found are the following: 317 degrees INT, 348 degrees EXT, 96 degrees overlap, .459 in lift INT, and .485 in ...Use Win + X and choose Command Prompt or Command Prompt (Admin) from the list. For windows version, XP, Vista, W7. Hold the Windows key and press R. Now type CMD. then press Enter to open a command prompt box (A new dialogue box - …A new water pump can cost anywhere between and 0, depending on factors like your vehicle's specifications, the water pump's finish, material, pulley inclusion options, etc. Image 3) Water pump removed from an Audi 3. These pulleys help to reduce coolant temperatures, but if you have a problem it needs to be fixed properly. 12-18-2018 11:42 AM #13.The Chevy 350 engine has two major parts: a hydraulic lifter and a hydraulic camshaft. The intake duration and the exhaust duration are about 218 seconds and 0.5 RPM, respectively. Also, the intake and the exhaust valve have a lift capacity of 0.457 inches and a total of 268 seconds duration. Lastly, the intake valve of the lobe center-line is ...Use Win + X and choose Command Prompt or Command Prompt (Admin) from the list. For windows version, XP, Vista, W7. Hold the Windows key and press R. Now type CMD. then press Enter to open a command prompt box (A new dialogue box - … montrose police department twitter Sep 26, 2018 · Chevrolet Factory Cam Specs Chevrolet Factory Cam Specs by part number Part # Lifter type–duration at .050 In/ex–Lift in/ex–centerline–description Small Blocks 3849346 Mechanical – 254/254 – .484/.484 – 114 – 327 365HP& Z-28 302 3863151 Hyd. – 221/221-.447/.447-114 – 327-350HP, L79 Cam Specs. Twin Cam Camshafts '99-'17. PART #'S, GRIND ...Dec 08, 2006 · It has 110 lbs. of seat pressure at the installed height of 1.70 in. That spring is rated at 358 per inch. P/N 3911068 is a production spring used on all 302 and 350 hi-perf. street engines.It is recomended for all hyd. lifter cams. It has an outside dia. 1.241 and will install on all sbc heads without any machine work. arizona monsoon 2022 rainfall totals '96 LT4 H.O.T crate motor cam, use ---- -- w/1.6:1 roller rockers. N/A Hyd. Roller: 202/210 .472"/.478" 10.0:1 11 '97 Gen. III LS1 Corvette 350, uses 1.7-----roller rockers and Gen. III-----tapered valve spring: 24502476: Hyd. 212/220 .435"/.460" 9.1:1: 112.5: 350/300 CC crate motor: 14088843: Hyd. 202/206 .403"/.415" 8.5:1: 115 '83 to'86 305HO: 12364050: 3863151: Hyd.This cam was used by Chevy in all solid-lifter applications from ’57 through 1963. This included all the 270, 283, 290 and 315-horsepowered 283s and the later 327 engines with 340 and 360 horsepower.Here is a more complete list of SBC cams: Chevrolet Factory Cam Specs by part number. Part # Lifter type--duration at .050 In/ex--Lift ...Pontiac Tempest. The Pontiac GTO is an automobile that was manufactured by American automaker Pontiac from 1963 to 1974 for the 1964 to 1974 model years, and by GM 's subsidiary Holden in Australia for the 2004 to 2006 model years. The first generation of the GTO is credited as popularizing the muscle car market segment in the 1960s. springfield daily citizen Therefore, knowing the specification for the size is a crucial factor. In this case, the two-piston rings have a bore of about 4” and a 350 cubic inches displacement. Among the two piston rings, one possesses a compression ratio between 3.9” and 0.622”, and the two-piston rings have a 1.56” height measurement, respectively.This Cam-type features a 2000-5800 RPM Operating range, 227/241 duration at .0.050. It can fall in the category of one of the best Cam for Chevy 350 because of its hard heating exhaust note. COMP Cams 12-602-4 Big Mutha. This Cam-type comes with a noticeable feature of a 9.5:1 compression ratio, more than 2800″ tall.Pontiac Tempest. The Pontiac GTO is an automobile that was manufactured by American automaker Pontiac from 1963 to 1974 for the 1964 to 1974 model years, and by GM 's subsidiary Holden in Australia for the 2004 to 2006 model years. The first generation of the GTO is credited as popularizing the muscle car market segment in the 1960s.The 427 cubic-inch L88 utilized the same engine block like all other big-blocks within its series. Inside this block, resided a forged steel cross-drilled crankshaft, which was of a four-bolt main construction. Attached to this crank, were forged shop-peened connecting rods, which were secured with 7/16" bolts.Grab one of the hotter factory (or Crane) cams if you are going to upgrade. L33 (H.O. 5.3L) Camshaft Specs and Dyno Results Displacement 5.3L Lift 0.479/0.479 Duration 193/193 degrees LSA...Chevrolet Factory Cam Specs Chevrolet Factory Cam Specs by part number Part # Lifter type–duration at .050 In/ex–Lift in/ex–centerline–description Small Blocks 3849346 Mechanical – 254/254 – .484/.484 – 114 – 327 365HP& Z-28 302 3863151 Hyd. – 221/221-.447/.447-114 – 327-350HP, L79 scion frs for sale