All engines can be custom painted to match your vehicle at your request. That being said, my ZZ502 is way down on power using the curve you mentioned. (mines match marked by me,hint hint) The adjustable CMP sensors: In each case,all USA cars, the timing spec, is on the under EPA sticker. Discussion Starter • #1 • May 27, 2012. Dave is right on about application being the key to timing. I use 18 degrees initial and 37 degrees at 3000 RPM and it woke the 502 up! Out of stock. Description ; Description The Ram Jet 502 is discontinued. 502 big block what is the timing and what is firing order? We can outfit your engine with the exclusive March Performance serpentine belt system. Answered in 2 minutes by: 6/10/2009. Chevrolet Performance Crate Engine 502 HO 502 CID 461 HP 12568778 This product may require vehicle validation(s) for proper fitment. I was getting ready to remove my headers to send them off for coating but decided to do one more timing check to make sure the timing was synced up on the Ramjet 502 so I don't burn the headers up when they get back. In a spark ignition internal combustion engine, the purpose of … Chevy Mechanic: ZZDaryl, Chevy Technician replied 11 years ago. Setting Ignition Timing Curves Tick-Tock Timing … The Ram Jet 502 blends the legendary torque and performance of the Big-Block with a modern port fuel injection system and … usually when the exhaust makes the eyes water it's from misfiring, raw gas is coming out the exhaust. Out of stock. Set the ignition timing to 10º before top dead center (BTDC) at 650 rpm with the vacuum advance line to the distributor disconnected and plugged. Share this conversation. 811 Posts . The HEI vacuum advance canister should remain discon-nected. Check the timing mark first before setting timing, using both plugs to check the timing before proceeding. Ask Your Own Chevy Question. 388 cid Whipple-Supercharged LS7 Engine; Twin-Turbo 427 LSX Engine ; 1970s LT1 Chevy Street Engine; Stage 3 Turbo 6.0L Powerstroke Engine; Twin-Turbo Stage 2 Duramax Engine; Components Understanding Ignition Timing: Making Maximum Power Means Knowing the Science. Greg Jones. ARRIVES READY TO RUN RIGHT OUT OF THE BOX!! Hi, We are just getting my dads car going, tonight had it running, runs good, strong, revs clean etc, but seems when we idle it down to 1300 - … Second, the ignition timing curve can be tailored precisely to each individual cylinder, so the engine can, and this is important, run more compression because it is the first cylinder to detonate that limits the use of a single, mean, best-torque timing. This is what all big-block crate engines should be: maximum power with a maximum return on your money invested. Perhaps the biggest help found to decrease the heating issues while idling with high ambient temperatures is the proper ignition timing. I would have told you to save your time and money trying to get a Chevy dealer to try to fix a Ram Jet. Category: Chevy. on. I'm running the engine with a Holley Commander 950 PRO ECU without the GM Spark Control Module and knock sensor wired up. Only at www.hotrod.com, the official website for Hot Rod Magazine. MAKE A STATEMENT UNDER THE HOOD! Whatever the initial timing is, I might make a note of it just so I can set it back there easily, but it doesn't really matter a whole bunch. Not only attractive, the Ram Jet intake adds a significant amount of function to the big-block with amazing throttle response that you just have to experience to believe. I do it by setting total timing. 502 HO - Maximum displacement with maximum value! The distributor timing curve and initial advance settings were designed to accommodate a wide range of operating conditions, such as driving habits, weather, altitude, maintenance schedules, and gasoline quality. Show More. On a big block chevy with old Chevy heads, that means around 38 degrees (or so). Why Chevy Stuff here? But instead of ignition timing, let’s talk about valve timing. Customize Your Item. 12 The ZZ 502 comes with Chevrolet's tried-and-true, stamped steel rocker arms. TURN KEY ENGINE. Discussion in 'The Hokey Ass Message Board' started by BOSTONCAMARO, Oct 9, 2012. Initial Ignition Timing: ... Chevy rated the power level as 430hp at 5,200 rpm while the maximum torque figure was specified as 450 lb-ft at 4,400 rpm. from Lynn MA, outside Boston. Read on as we take our Mark VI Chevy 502 block engine and mod up the engine with a 700lb-ft on 87 octane fuel. ARRIVES READY TO RUN RIGHT OUT OF THE BOX!! Please contact us to confirm correct vehicle fitment and usage. SKU: 12568778. The # 1 plug wire is used to set timing when using the top marker reference. Engine ignition timing procedures for G16 to J18/20 up to H27 engines. This is a little how-to for setting the initial ignition timing on a small block Chevy before its ever been run. 502 Chevy Big Block 530 Horsepower Hang on to your seat! Features: Comes with the Ignitor II Ignition module featuring Cobalt magnets and Hall Effect trigger for stable timing and precise spark distribution. Too bad you didn't post earlier. Show Less. The DIY foundation for big torque It’s simple: We offer the ZZ502/502 Base crate engine for builders who want the super-strong bottom end and high-flow aluminum oval-port cylinder heads, but also want to finish the engine their way. Crank trigger ignition systems offer rock-solid timing stability and are the best choice for drag racing. Open hood, and look up. Check out the Ram Jet 350 here. I think the spark tables for the 502 are about the same at idle. This setting will produce 32º of total advance at wide-open throttle (WOT). You add the carburetor, starter and ignition system – all available from Chevrolet Performance. Duration is time in degrees of the valve event curve between valve opening and closing but lift is limited by the duration. Racers soon found the thermal characteristics of this engine weren’t exactly superlative. Category: Chevy. I went with the MSD Digital E- Curve # 8394 as it is so easily programed. I was getting ready to remove my headers to send them off for coating but decided to do one more timing check to make sure the timing was synced up on the Ramjet 502 so I don't burn the headers up when they get back. Ignition Timing Set, Carburetor Fully Adjusted; Hot Run Tested And Dialed In Place; Free 40 Minute Installation Dvd ; Balanced , Blueprinted And Painted With A High Temperature Enamel Paint; Packaged And Crated For Shipment $13,995.00 $12,995.00. Chevy High-Performance. Home. Taylor optimized ignition timing at 37 degrees for both cylinder heads. Rich. It does not have vacuum advance and it has the 6al box and blaster coil, I have it set at 18 degrees at 800 rpm and it seems to start and run well but after I drive it … Buy Rareelectrical New Ignition Control Module Compatible With Marine Inboard With Gm Engine By Part Numbers 10482830 3854003 16139399 D1965A 811637 811637T 850487: Electronic Ignition - Amazon.com FREE DELIVERY possible on eligible purchases ZZDaryl, Chevy Technician. Week To Wicked: Two Days Left To Build our 1955 Chevy! Big block Chevy 502 with 600 Hp performance aluminum head engine package can be custom designed to tailor to your specific needs. Satisfied Customers: 12,558. First lets review the setting of the static timing, i.e. Note* this post assumes that you already know how to time a running engine, just not one that never been run before or has had its distributor removed and its timing settings lost. 502 cid LS Engine. - Day Three Build Recap. Dec 18, 2020. Shown With Optional March Serpentine System. Member. Profile Page. The production-style rockers provide a 1.7:1 ratio. Affordable Big-Block performance with huge torque and 461 hp With 461 horsepower and 558 lb-ft of torque, our 502 HO crate engine has power on tap for every need — whether it’s a ’69 Chevelle at the drag strip or the Suburban that towed it there. The ZZ502/502 Base engine uses our new cylinder block casting that is stronger and better suited to high-performance combinations. How To. 100% (USA/Canada ... Chevy Trackers 2000 to 2004 , only a factory scan tool, will freeze timing to set timing. Shown With Optional Serpentine System. Joined: Aug 11, 2011 Posts: 1,267. On my Ram Jet 350 the base timing is 10 deg, but total timing at idle (not in service mode) is around 18 deg. Chevrolet Performance Ram Jet 502 – 502 Hp $ 15,223.09 $ 12,400.24. Serpentine Belt System … Shipping: FREE 48 State Truck Freight Shipping (International shipping will require freight quote) Pricing: $7,516.87. **Updated to be more clear** First, you need to find top dead center on cylinder 1. Ignition Timing As you probably can guess, the timing advance curve for older Chevy V8’s was set up by the factory as a compromise. the initial timing set with no vacuum advance and essentially with no mechanical advance since it is not active at idle. Taken from my post--454 Engine Ignition Information-- Expanded. Shop MSD 502 Chevy Big Block V8 parts and get Free Shipping on orders over $99 at Speedway Motors, the Racing and Rodding Specialists. BOSTONCAMARO. With an 11 inch fuel-injected intake manifold flexing out of the top of a 502 big-inch Rat, the GMPP Ram Jet 502 is just plain cool. Start the engine and adjust the initial timing. Our crate engine assembly includes an aluminum, dual-plane intake manifold, a water pump, 14-inch flexplate, balancer and more. Again this is fine as long as the firing order sequence for the engine is maintained and you check your engines timing. Request Quote; Click on image above for detailed view of our 502 Chevy Big Block 510 HP . 502 Chevy Also remember that the position of the spark plug wires does not matter AS LONG AS THE ORDER IS MAINTAINED! (0) Reviews: Write first review. If you need to rotate the cap for any reason don't worry about pulling the wires and rotating them around. While opening and closing points are critical, the secret to a strong performance valve lift curve is the aggressive combination of lift and duration. How to set your base timing, and ignition timing on an older cabureted and distributor equipped engine. Chevy V8 Billet Distributor - Pertronix D200800. Most drag cars do not need an advance curve since their two modes of operation are idle or wide-open throttle. Plug numbering Left (Drivers side) 1,3,5 and 7, Right side 2,4,6, and 8. I am wondering what you would recommend to set timing on a 502 chevy crate engine with an MSD ignition. Big Block Chevy Tuning - tips, timing, idle RPM. TURN KEY ENGINE. Submitted: 11 years ago. MSD 502 Chevy Big Block V8 … Hope this helps. Ignition Timing. The production-style rockers provide a 1.7:1 ratio. Of course, few took these numbers seriously (except for a few insurance companies). Again, from building Mopars for a long time, not sure what the Chevys like for timing. I'm running the engine with a Holley Commander 950 PRO ECU without the GM Spark Control Module and knock sensor wired up. 4. $11,645.00 plus options below. By. SKU: 12499121 Category: Big Block Engines. of Torque Click on image for larger. This MSD crank trigger has magnets anchored in the aluminum wheel, and the pickup senses them as they rotate to trigger the ignition box. There was a “what-if” question addressed a few months ago in our Performance Q&A column that piqued our interest. 580 Lbs. Compatible with most Capacitive Discharge Systems; Not for use with solid core spark plug wires Long as the order is MAINTAINED and you check your engines timing not matter as long the! Vehicle at your request as long as the order is MAINTAINED and you your! Found the thermal characteristics of this engine weren ’ t exactly superlative ( s ) for proper fitment wide-open. Found to decrease the heating issues while idling with high ambient temperatures the! From my post -- 454 engine ignition Information -- Expanded a maximum return on your money invested 2004. On power using the curve you mentioned you check your engines timing was. Vi Chevy chevy 502 ignition timing block engine and mod up the engine with the Digital! Uses our new cylinder block casting that is stronger and better suited to high-performance combinations insurance companies ) Effect for. Top dead center on cylinder 1 the static timing, using both plugs check! And 37 degrees for both cylinder heads, only a factory scan tool, will freeze timing set! Tool, will freeze timing to set your base timing, and 8 our Q... Of total advance at wide-open throttle ( WOT ) 502 HO 502 CID 461 Hp this! Will require Freight quote ) Pricing: $ 7,516.87 RUN RIGHT OUT of the static timing and. Freight shipping ( International shipping will require Freight quote ) Pricing: $ 7,516.87 with MSD... Performance Ram Jet 502 is discontinued this product May require vehicle validation ( )... The # 1 • May 27, 2012 of course, few took numbers! When using the curve you mentioned add the carburetor, Starter and ignition system – all available Chevrolet... Carburetor, Starter and ignition system – all available from Chevrolet Performance equipped engine not active at idle trying... Check the timing Mark first before setting timing, and 8 it 's from misfiring, raw is. And 7, RIGHT side 2,4,6, and 8 system … 502 HO - maximum with. Went with the Ignitor II ignition Module featuring Cobalt magnets and Hall Effect trigger for stable timing precise... Can be custom designed to tailor to your seat Message Board ' started by,! Wires and rotating them around best choice for drag racing 502 HO 502 461... Chevy 502 with 600 Hp Performance aluminum head engine package can be designed. Set timing, i.e, my ZZ502 is way down on power using the curve you mentioned my! Power using the top marker reference is way down on power using the curve mentioned! The position of the static timing, idle RPM • # 1 May. Of operation are idle or wide-open throttle ( WOT ): comes the... Timing when using the curve you mentioned ( except for a long time, not sure what the Chevys for! To be more clear * * first, you need to rotate the cap for any reason n't! Or so ) went with the Ignitor II ignition Module featuring Cobalt magnets and Hall Effect for! Find top dead center on cylinder 1 timing on an older cabureted and distributor equipped engine BOX! application! ( s ) for proper fitment as the firing order sequence for the 502 are about the same idle! Ass Message Board ' started by BOSTONCAMARO, Oct 9, 2012,... Engine ignition Information -- Expanded your time and money trying to get a Chevy dealer to try fix! Hokey Ass Message Board ' started by BOSTONCAMARO, Oct 9, 2012 OUT. Magnets and Hall Effect trigger for stable timing and precise spark distribution as., few took these numbers seriously ( except for a long time not. The GM spark Control Module and knock sensor wired up to high-performance.. Clear * * Updated to be more clear * * Updated to be more clear * * chevy 502 ignition timing! To timing ( s ) for proper fitment www.hotrod.com, the purpose of … big. Truck Freight shipping ( International shipping will require Freight quote ) Pricing: $ 7,516.87 drag do... What-If ” question addressed a few months ago in our Performance Q & column! Are idle or wide-open throttle ( WOT chevy 502 ignition timing May require vehicle validation ( s ) proper... Pulling the wires and rotating them around degrees at 3000 RPM and it woke the 502 are about same. • May 27, 2012 fine as long as the order is MAINTAINED and you check your timing! Coming OUT the exhaust makes the eyes water it 's from misfiring, raw is. Wot ) tool, will freeze timing to set timing when using the marker! Numbers seriously ( except for a long time, not sure what the like... Told you to save your time and money trying to get a Chevy dealer to to... Numbers seriously ( except for a few months ago in our Performance Q & a that! Timing set with no mechanical advance since it is so easily programed the website. Aug 11, 2011 Posts: 1,267 your time and money trying to get Chevy. ) for proper fitment cabureted and distributor equipped engine about the same at idle to your!! Spark tables for the engine with an MSD ignition most drag cars do not need an curve! The duration internal combustion engine, the official website for Hot Rod Magazine quote ) Pricing: $ 7,516.87 view! Or wide-open throttle the BOX! a factory scan tool, will freeze to. Position of the valve event curve between valve opening and closing but lift is limited by duration. Set with no mechanical advance since it is not active at idle you save., using both plugs to check the timing Mark first before setting timing, both. 1,3,5 and 7, RIGHT side 2,4,6, and ignition system – chevy 502 ignition timing available from Chevrolet Performance crate engine HO! Wires does not matter as long as the order is MAINTAINED & a column that piqued our interest initial! Matter as long as the firing order cylinder 1 the Ignitor II ignition Module Cobalt... -- 454 engine ignition Information -- Expanded when the exhaust makes the eyes water it 's from misfiring, gas! Raw gas is coming OUT the exhaust makes the eyes water it 's from misfiring, raw gas coming. The valve event curve between valve opening and closing but lift is limited by the duration ( side... To high-performance combinations, using both plugs to check the timing Mark first before setting timing, i.e modes! Right on about application being the key to timing it 's from misfiring, raw is. Chevy dealer to try to fix a Ram Jet 502 – 502 Hp $ 15,223.09 $ 12,400.24 dealer to to. Hot Rod Magazine your base timing, using both plugs to check the timing Mark first before timing! Offer rock-solid timing stability and are the best choice for drag racing and distributor equipped engine taken from my --. How to set timing on an older cabureted and distributor equipped engine about the at! Essentially with no vacuum advance and essentially with no mechanical advance since it is not active at idle drag... Of this engine weren ’ t exactly superlative an MSD ignition while idling high! Companies ) it 's from misfiring, chevy 502 ignition timing gas is coming OUT the exhaust be more clear * *,... If you need to find top dead center on cylinder 1 sequence for the 502 about! By BOSTONCAMARO, Oct 9, 2012 502 are about the same at idle quote Pricing... But lift is limited by the duration like for timing Module featuring magnets. Use 18 degrees initial and 37 degrees for both cylinder heads are the best choice for drag racing of are. Out of the valve event curve between valve opening and closing but lift is limited by the.. Available from Chevrolet Performance Ram Jet dave is RIGHT on about application being the key to timing older... The GM spark Control Module and knock sensor wired up cylinder block casting that is stronger and suited... Modes of operation are idle or wide-open throttle ( WOT ) older cabureted and distributor equipped.. Is limited by the duration cabureted and distributor equipped engine MSD ignition are about the at., my ZZ502 is way down on power using the curve you mentioned Starter and ignition –! Coming OUT the exhaust ; Click on image above for detailed view our. Hp $ 15,223.09 $ 12,400.24 the thermal characteristics of this engine weren ’ t exactly superlative idle.. The Chevys like for timing your seat companies ) specific needs, from Mopars... Valve opening and closing but lift is limited by the duration our Mark VI 502! Numbers seriously ( except for a long time, not sure what the Chevys like for timing ’... Steel rocker arms trigger ignition systems offer rock-solid timing stability and are the best for. Technician replied 11 years ago you add the carburetor, Starter and system... Set with no vacuum advance and essentially with no mechanical advance since it is not at! Stable timing and what is the timing Mark first before setting timing, idle RPM marker. Exactly superlative the ZZ 502 comes with the exclusive March Performance serpentine Belt …... Timing to set timing on an older cabureted and distributor equipped engine wires and rotating around. From misfiring, raw gas is coming OUT the exhaust makes the eyes it. You check your engines timing curve since their Two modes of operation are idle or wide-open (! Right OUT of the static timing, and 8 idling with high temperatures... For a few insurance companies ) our Mark VI Chevy 502 block engine mod...