Continue with Google. We take you through the short but careful process of installing an aftermarket passenger sideview mirror on a C3 Corvette. Buy with Affirm is not currently available to West Virginia residents. It will not be a tire-shredder though. Your message have been received. The 8710 cam picks up 26 degrees of intake and 31 degrees of exhaust duration at 0.050, and 0.074/0.080-inch lift. After installation of the LS9 cam and LS3 springs, the power output jumped to 402 hp at 6,200 rpm and 379 lb-ft of torque at 4,900 rpm. Actual rates will be shown at checkout. They accept payment by debit card, bank transfer and check. Ed Parker 2005 Z51 black/cashmere LG longtubes GHL exhaust Powered by Maggie Tuned By Vengeance Racing. Running a cam change in an LS3 is a no-brainer, but for us it simply wasn't enough. If they prompt you for this information but you are unable to provide it, Affirm will be unable to approve your credit application.See All FAQs. Affirm offers rates from as low as 10-30% APR based on your credit. Boosted Bolt-Ons If your LS3 is from a 2008—2017 Camaro or Corvette, it will not have VVT or AFM. Yes, when you first create an Affirm account, Affirm perform a ‘soft’ credit check to help verify your identity and determine your eligibility for financing.

LS3: 420kw (engine) 340kw (wheels) $5995 inc. GST (without bimodal) $6395 inc. … The MAX Package is really designed to push the envelope of what a street NA LS3 is capable of. The engine was otherwise stock. We will message you back as soon as we have the first free moment! This is a discussion on cam install cost? Horsepower increased from 484 at 6,100 to 549 at 6,600. Week To Wicked: Did We Finish As Planned? We needed to set the spring heights using an LS valve-spring compressor tool and measure for pushrod length. What Is the Biggest Camshaft for a Stock LS3 6.2L V-8? That you can add nearly 100 hp to this already impressive package with a simple head-and-cam swap is remarkable, a true testament to the Power of 3. Because of its aggressive nature, this cam is recommended for manual-trans vehicles or automatics with a 2,500-rpm-stall torque converter. This sprocket is available from Texas Speed or directly from GM (PN 12586481) for less than $30. We installed the 8710 camshaft in an LS3 from a 2012 Camaro SS to see what kind of power it would make.

The cam is ground +3 degrees and has a 113-degree lobe separation angle. What makes them so attractive for forced-induction applications is that they're available with combustion chambers measuring 80-81 cc's, compared with just 68-70 cc's for the production LS3/L92 heads.

Bored and at home, we asked the guys at Summit Racing, "What's the biggest camshaft for a stock LS3?" This unrealized potential is perhaps most evident in the cam timing, which is relatively mild (0.551/0.524-inch lift, 204/211-degree duration, 117-degree lobe-separation angle) given the cylinder heads' enormous flow potential. Replacing the factory LS3 cam with the custom Comp grind from Texas Speed also required replacing the timing (cam) gear. Such information may include an active checking account, which helps Affirm verify your identity and your ability to repay the requested loan. Comp Cams 1 - 11 of 11 Posts. We took a set of large-chamber L92 heads from ProComp and had Dr. J's "tune them up" so we could run them on our LS3 (see graph). It clears the stock pistons, making it the largest drop-in cam Summit offers for a daily driver. Custom Performance Racing (CPR). Three Corvette Assembly Plants – a long look at nearly seven decade of Chevrolet Corvette production. While customers can take out multiple Affirm loans at once, each Affirm loan application is evaluated separately as a closed-end transaction. There are no gimmicks like deferred interest or hidden fees, so the total you see at checkout is always what you’ll actually pay. We decided to see how much extra power could be unleashed by installing a rowdy high-performance replacement stick from Texas Speed & Performance (0.641/0.615-inch lift, 231/236-degree duration, 111-degree LSA). This ‘soft’ credit check will not affect your credit score. Affirms tries hard to approve every purchase but sometimes can’t approve the full amount. - Day Two Build Recap, Week To Wicked: 1955 Chevy – Day One Build Recap, Win a 1961 and 2019 Corvette with $60-G’s for Taxes, 2019 NSRA 50th Street Rod Nationals…Lots of Corvettes, 1975 Corvette Custom … Blast From the Past, 2020 Corvette Exterior Design Manager Kirk Bennion Interview, A Look At The Three Corvette Assembly Plants. Reply.

CPR performed 10 pulls over two days, seeing repeatable results. Related: How to Install Performance Valve Springs. GMPP LS3 vs. TSP Cam and TEA L92 Heads … 1975 Corvette custom, complete with Mazda headlights. 6/14 Before we could begin, our GMPP LS3 crate motor needed to have a few items replaced to prepare it for dyno use. CPR ran the engine to 6,600 rpm, but it didn't make any power past 6,200 with the stock cam. You can pay your Affirm bills online at

Our engine is a takeout from a six-speed 2012 Camaro with about 6,000 miles on it. The larger chambers drop the compression ratio by 1.3 points, bringing it down to a more boost-friendly 9.4:1. As powerful and efficient as the Corvette's 6.2L LS3 engine is, there's always room for improvement. Despite dropping the compression ratio from 10.7:1 to 9.4:1, the ported ProComp heads and Texas Speed cam improved the output of the LS3 crate motor from 485 hp and 476 lb-ft of torque to 538 hp and 495 lb-ft. Knowing that every point of compression drops power output by 4 percent, we can calculate that with the stock chamber size, these heads would produce in the neighborhood of 565-570 hp. After the break-in procedure, the motor was run in stock trim with the headers, the electric water pump, and a set of E3 spark plugs. (It's also available with a slightly wider lobe separation for improved idle quality.). Treat your classic Corvette to a professional dyno shop super tune. Affirm sometimes requires additional information to consider a credit application. We peeled back the timing chain cover to verify the camshaft was the stock one-bolt with no VVT. - Day Three Build Recap, Week To Wicked: Building a 1955 Chevy in 5 Days! A full test of the standard-chamber heads will be completed soon, but for now it's clear that these large-chamber offerings combine plenty of flow with a drop in compression that makes them ideal for forced induction. With the TEA heads and Texas Speed cam upgrade, the LS3 really came alive. The 8710 cam has 230 degrees of intake duration and 242 degrees of exhaust duration at 0.050 tappet lift. Using the stock 1.7:1 rocker-arm ratio, it has 0.625 inch of intake valve lift and 0.605 inch of exhaust valve lift. According to the company, the CNC porting procedure took the already impressive L92 heads from 315 cfm at 0.700 lift (327 cfm at 0.600) to an even more impressive 371 cfm.

Combine that with the drop in compression, and you have some seriously powerful blower heads. Peak torque moved from 4,800 rpm to 5,400 rpm and gained 22 lb-ft for a total of 492 lb-ft with more than 400 lb-ft from 2,800. Save Share. Because we were using ported factory heads, there was no need to change pushrod length. We are currently offering $800 credit for heads, rockers, rocker rails, and intake manifold. I’ll funnel your question to the correct team. If you're considering a supercharger or turbo for your LS3, here's an interesting option to explore: ProComp Electronics now offers dedicated LS3 head castings in as-cast and CNC-ported form.

After the head and cam swaps, everything was buttoned back up, and the motor was once again ready to run. ProComp also offers LS3 heads in standard chamber sizes for the NA crowd, and Dr. J's can tune them for big-time power production. We swapped the stock drive-by-wire throttle body for a cable-style 92mm Holley version and used the 1-7/8-inch dyno headers for the test. - Day Four Build Recap, Week To Wicked: Two Days Left To Build our 1955 Chevy! Related: How to Disable the LS-series VVT. 3 Installed on the stock LS3 heads, the Brian Tooley spring upgrade allowed us to rev the motor safely past 6,500 rpm, even with the 235 cam approaching .650 lift. GMPP LS3 vs. TSP Cam and Dr. J's 81cc ProComp Heads Camaros with an automatic transmission were equipped with the L99, not the LS3, and have both VVT and AFM, so check your engine source or remove the timing chain cover to verify. By contrast, most aftermarket cams come with the more common three-bolt core and, as such, require a new cam sprocket designed to work with both the front-mounted LS3 cam sensor and the three-bolt cam. Feel free to call us or email with any questions you might have. 0 votes.

Sign Up today for our FREE Newsletter and get the latest articles and news delivered right to your inbox. Corvette Exterior Design Manager shares insights about the C8 Development. Cam Kits GPI – Cam Install Package (Silverado, Sierra, Tahoe, Yukon, Escalade or Denali / L92 / L94 / L9H / VVT) Rated 4.86 out of 5 $ 570.57. GPI – LS3 Cam Kit for 5th Gen Camaro SS / C6 Corvette, GPI – L99 Cam Kit for 2010-2015 Chevrolet Camaro SS, GPI – LT1 Cam Kit for 6th Gen Camaro SS / C7 Corvette, GPI – L83 Cam Kit for 2014-2019 Silverado & Sierra 5.3L, GPI – L99 to LS3 Conversion Cam Kit for 2010-2015 Chevrolet Camaro SS, GPI – Cam Install Package (GM Low Lift LS Camshaft 4.8L / 5.3L / 6.0L), GPI – Cam Install Package (Silverado, Sierra, Tahoe, Yukon, Escalade or Denali / L92 / L94 / L9H / VVT), GPI – LT1 / LT4 Blower Cam Install Package for 6th Gen Camaro ZL1 / C7 Corvette Z06, GPI – L86 Cam Install Package (2014 + 6.2L Direct Injected GM Truck), GPI – Cam Install Package with AFM / DoD Delete (GM Low Lift LS Camshaft 5.3L / 6.0L), GPI – L83 High Lift Cam Install Package (2014+ 5.3L Direct Injected GM Truck), GPI – L76 Cam Kit for 2008-2009 Pontiac G8 GT, GPI – LS1 Cam Kit for C5 Corvette / 4th Gen Camaro & Trans Am, GPI – LS9 / LSA Cam Kit for Corvette ZR1 / Camaro ZL1 / Cadillac CTS-V, GPI – MAX Performance Head & Cam Package (LS3), GPI – L86 High Lift Cam Install Kit for 2014+ 6.2L Direct Injected GM Truck, GPI – LS7 Cam Install Kit for C6 Corvette Z06 / 5th Gen Camaro Z28, GPI – LMG VVT Cam Install Package with AFM / DoD Delete for 2010-2014 Silverado 5.3L. We apologize for this inconvenience and encourage you to visit.

Select options-LT1 / LT4 . Our SS line of cams is great alternative for everyone else.

Affirm sometimes requires additional information to consider a credit application. So equipped, the GMPP LS3 produced 485 hp at 5,900 rpm and 476 lb-ft of torque at 4,600 rpm.

Unlike a credit card, Affirm is not a revolving line of credit.

10 Replies 6 Participants Last post: Zorro Dec 13, 2005.