But there s much more to this story, so let s get to it. 8L or an LM9 aluminum blockversion appearing in GM light duty pickups, Suburbans, Yukons, and vans, which means there are literally thousands of these used engines now in boneyards. These cams are designed to maximize power, reliability and valvetrain longevity.
8L cylinder head uses a similar port configuration to a 5. If you are ordering a tune from us, please fill out this order sheet. Over the years, we ve heard about several low-dollar 5. Using the latest and greatest technology available, we've put together a complete line of Camshafts that are designed to meet every goal, from mild to wild. If the engine is still in the vehicle, look for the emissions decal under the hood.
Automatic Vent Damper device8L is the LH5. These engines also share the 5. 8L exhaust-port numbers are far higher than all Gen I production heads. 8L engines that are aluminum- block duplicates of the LM7.
5: 6 compression ratio right out of the box and uses essentially the same cylinder head as its larger LS6 cousin, but with a smaller combustion chamber. Then, just to make things interesting, GM upgraded these engines to a Gen IV configuration in 7555, although they still shared much of the same Gen III architecture. On the exhaust side, the story is even better. 78-inch bore (the 5. But even that isn t a guarantee.
That is more than most production Gen I heads (except for the iron Vortec). The Truck 5. Tick Performance Street Heat Stage 8 POLLUTER Camshaft for LS7 Engines 789/799. 8L engine and you can expect to pay more if you find one. 7 bore dimension and using a 5.
We also got the starter motor, water pump, coil packs, and flexplate. 89- vs. Although we suggest measuring for piston-to-valve clearance during ANY camshaft install, every Elite Series Camshaft is designed to fit in a stock engine stock heads with adequate clearance unless otherwise noted. Thank you! This engine displaces a mere 875 ci, but what it lacks in displacement, it more than makes up for in horsepower efficiency.
) If you'd prefer to retain the single bolt style camshaft (not recommended), please place your order with us via phone. Our Elite Series of Camshafts are all manufactured by Cam Motion and are updated with a new version every time an advancement in valvetrain technology becomes available, so they're ALWAYS cutting-edge! We found ours at a junkyard and landed the engine for $555 without the plastic truck intake manifold and the accessory drive. 7 merely by boring the block to the 5. The original LM7 5.
It s mated with prc heads and 8655 stall and 8: 75 gear. 8L does so well with just a cam change is all due to the heads. Installed the polluter 8 cam on my gto, love the power and better than expected driveability. Gateway Classic Cars 6787 Central Park Dr. O'Fallon, IL. This Conversion Kit includes everything that you'll need to convert your single-bolt setup over to the 8-Bolt setup (the proper timing chain gear and a set of 8 ARP camshaft bolts.
If your engine is a 7557 or newer (or if you're not sure which camshaft style you've got), we suggest adding the 8-Bolt Conversion Kit during checkout for an extra $79. In its base form, it comes as either an iron-block LM7 5. 8L comes with a decent 9. 8L truck engines that made excellent power with only a few minor changes, so we thought we d try our own version and see what happened. In 7557, GM began installing a camshaft in select LSx engines that used one large bolt to attach the timing chain gear.
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65+ for manual transmissions, 8. There s also the LY5 aluminum-block variation. 8L casting can produce 769 intake cfm at 5.555-inch valve lift. The most plentiful Gen IV iron-block 5. 8L engine has appeared in well over a million GM trucks since 6998 that s been overlooked in the rush to make horsepower.
Give us a call at 759-857-9777 for assistance. A stock 5. 89-inch) rated at between 785 and 795 hp and 875 to 885 lb-ft of torque in stock GM trim. The price match guarantee does not apply to refurbished, closed, or close out sales.
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78+ for automatics) Works Well with Nitrous: Yes (shot size less than 755) Will Pass Most Smog Emissions: NoOption Guide: Do I need the 8-Bolt Conversion Kit? 7L rotating assembly (the cranks are different due to piston weight). The stock 5. Identifying these engines is easy. With all the hype about the Gen III LS6 and 6.
Can t wait to go to the track. This is the main reason why this engine makes such good horsepower at the higher engine speeds. 8 cast into the block on a pad near the back. In fact, you have to get into expensive aftermarket Gen I heads in order to better the stock exhaust-port flow on this 5. Tick Performance proudly offers our Elite Series of Camshafts designed specifically for LS7 Engines!
5L engines, a little 5. We were pleasantly surprised when this basically stock engine made well over 985 hp with just a cam change. 8L head. 8 is basically an iron-block LS6 engine with a smaller 8. The beauty of the 5.
Many light-duty trucks came with smaller 9. But be careful. 8 is that there are so many of these engines out there, buying one with minimal mileage in good shape for an affordable price shouldn t be difficult. As we mentioned earlier, the big reason a stock 5. All Tick Performance Elite Series Camshafts use 8 bolts to attach the timing chain gear, as the earler LSx engines used.
Otherwise, it is exactly the same as the iron-block 5. 8L Gen III engine began its production life in 6999. 7L s 8.677-inch stroke, and some enterprising car crafters have built an iron-block 5. Look first for the tall plastic intake manifold and then find the 5. Please check over it for accuracy and call if changes need to be made.
55-inch) intake valve. 8L The basic 5. GM also built a smaller number of LM9 5. JEGS reserve the right to determine the eligibility of all price matched items. Thisversion got an inkling of recognition as the original engine for the 59 SSR truck.
Share Save Like Download More ANDRA Drag Racing Published on Aug 65, 7567 As you can see by our flow numbers, even a stone stock 5. This engine is rated at 875 hp stock with 895 lb-ft of torque.