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  1. Retroboy

    Methanol jetting

    Has anybody run a Methanol carb here. NA Carb very lite car. I just got a BLP 750 from a work mate which come off a speedway car SBC running at around 7,000 has 144 jets front and rear AND power valves. Seems mega rich to me?
  2. Retroboy

    Shaved heads and head gasket thickness.

    Hello all. I've come across some "J".heads from a 1970's C/Gas car. They've been shaved enough to consider them closed chamber heads now. I have KB pistons with small domes that protude a bee's dick above the deck. With a second hand FelPro head gasket and some plasticine on the piston I can...
  3. Retroboy

    What sort of weather do you race at

    Hello. Just thinking about air density. It's generally between 95 and 105 f and very dry here when we go racing. What sort of weather do you race in? Have you ever gone from this type of weather to cool weather without changing your setup and if so what difference did you see in performance?
  4. Retroboy

    Disappointed with my engine

    I have a .040 over 360. Has **** J heads with 1.94 valves KB 190 pistons (small domes ). I have a Vertex mag, M1 intake and currently a 870 street advenger which is a vac secondary deal (carb needs further tuning). I have a Comp Cams Xe280r camshaft - I.570 242@ .050 and E .576 248 @ .050...
  5. Retroboy

    Holley 870 street advenger - junk?

    Hello. I'm not a novice to engine stuff but can't get this thing to idle properly and it's rich as anything at idle. I have 24 deg timing at idle, 36 total, transfer slots properly adjusted, and .014" stainless restrictors in both idle jets in both metering blocks. I have an EGT probe close to...
  6. Retroboy

    Dimensions - early Valiant

    Hello. I'm looking at tackling a new build an thinking an early Valiant 64-66 is about the right size and weight. Can someone give me the dimensions of the engine bay please in particular the height from the "K" member to the underside of the hood. I don't want anything protruding. Cheers Tony
  7. Retroboy

    My combo is always changing !

    Hi All. I have just bought a cheap procomp hirise intake. Looks pretty nice but will need some massaging to get the ports to line up nicely. I have a stock stroke 360 with KB190 pistons, a small solid roller- XR280R from Comp Cams, j heads, and a simple Vertex mag. Up top I have a choice of...
  8. Retroboy

    Super Victor EFI boss size

    Hello Can anyone tell me the size of the holes for the injectors in a Super Victor EFI manifold please. I want to use one for a Toilet type injector and I need a 21/64 hole for my nozzels. Cheers
  9. Retroboy

    Oil cross over or not I need help please.

    I'm looking to increase my 360 LA oil volume to the rod bearings by drilling numbers 2,3,4 galleries from the main supply gallery (lifter) to the crank. I have solid roller lifters. Do I need to block the second lifter gallery supply and fit the valley oil cross over or does it need the...
  10. Retroboy

    Oil pump pickup size

    Hey all. Would anybody know what size and thread the oil pump pick-up tube is on a SBM. Cheers
  11. Retroboy

    Oil pump pickup size

    Hey all. Would anybody know what size and thread the oil pump pick-up tube is on a SBM. Cheers
  12. Retroboy

    Comp XR280R

    Hi. Looking for anyones experience with this in an open chamber 360 LA, small dome pistons (KB190) 3000 rpm stall. First hand seat of the pants or dyno sheets showing the torque please. Just looking at ballpark on the dyno sheets. Cheers
  13. Retroboy

    Will this kill my 904 ?

    Hey there knowledgeable folk. Unlike most here I don't have aan A body rather I drive a slingshot (with a 360). I run a 904 TF with a 2.45 st gear 1.45nd gear. I have a 4.3 rear and run 1/8 mile. No I don't want to go to a Power Glide (from here in know as a taxi cab transmission lol). Bloody...
  14. Retroboy

    Mopar Performance Forged Pistons P4876973

    Looking for some forged pistons for a 360 with out breaking the bank. Any one know about these from Summit. Any other recommendations I want some thing for a standard stroke 360 in .060" I have KB 191 Hyper currently. Cheers
  15. Retroboy

    Oil pick-up clearance

    Hello. For reasons of ground clearance I need to reduce the depth of my 360 oil pan from the factory 7 1/2". I seem to have something in the region of 1/4" clearance between the pick up and t h e bottom of the pan. What determines the required amount. Any ideas?
  16. Retroboy

    .011" under Rod bearings

    Hello Do these fit a standard 360 rod? Cheers King XP-Series Rod Bearings CR805XPN011
  17. Retroboy

    Dumb bell solid lifters

    hey
  18. Retroboy

    Swapping out a Voodoo

    Hey all. I want to swap out a Lunati 704 Voo-doo for a roller. I have 273 rockers and KB 190 pistons (small domes). Looking for a straight drop in - that is I don't want to fly cut the pistons if I can avoid it. Happy with the Lunati performance just I've wiped a lobe and don't want to go...
  19. Retroboy

    Rod bearing lost spread

    What causes rod bearing to loose their spread. Crank was ground, Rods resized and measurements checked. Engine has done 12 passes on 1/8 mile. Some evidence of oil starvation on the top half but I put that down to a little bit of fuel dilution (alcohol fuel).
  20. Retroboy

    2nd gear transbrake

    I posted in the transmission section but the wrong guys myst be there and no one saw it. Does anybody know if Tranzact of Indy transbrakes work in second gear. I have a 904 in a slingshot dragster so it's a little hard to check at home. I know so guys here have them. Cheers
  21. Retroboy

    Does Tranzact of Indy trans brake work in second gear

    Howdy Does a Tranzact of Indy trans brake work in second gear. It's in a Slingshot Dragster with a 904 so I can't easily test at home. Cheers
  22. Retroboy

    Which 360 oil pan is shallow ?

    Hello. I have a front sump oil pan on my 360 about 7" deep. I need a shallower or a rear pan might help. These are the only pans we had in Australia. What do I need and does someone have something to sell me. Cheers
  23. Retroboy

    Chev intake

    Hey I've heard of adaptors to fit Chevy intakes to LA engines. Can anyone share any info about this please? I want to fit some vintage Enderle stack injection to a 360. Cheers
  24. Retroboy

    30 spline output shaft

    Hello. Looking atca Strange 30 spline male coupler, part number u3646. Can anyone tell me what shaft this fits. I need you to say it's a 30 spline shaft 1.26 dia. Cheers
  25. Retroboy

    904 upshifting

    Howdy I have a 904 with a shorty kit, Transact Manual trans brake valve body, 5000 Turbo Action converter in a SBM powered FED. It's a three and a half hour drive to a track for testing. Trans shifts up OK on jacks, but on a quite country back road I couldn't feel it shift. There are serious...
  26. Retroboy

    Tranzact VB no reverse gear?

    Howdy. I've just fitted a Tranzact trans brake to my 904. It has a shorty kit so no governor. I have 3 forward gears and neutral but no reverse? Any first hand experience. I'm supposed to be able to run in reverse with out pushing in the activation button. Cheers
  27. Retroboy

    904 shift lever position.

    Hi. On a 904 looking from above the case is the shift lever in 1st at the front or rear position? Cheers
  28. Retroboy

    Florida hurricane

    Hoping anyone in the path of the approaching hurricane is able to get away and stay safe and well. Cheers
  29. Retroboy

    Basic ignition

    Howdy. I have a SBM on methanol. It's a mild mechanical injection and Vertex mag engine. It's a pig to start. I figure the mag isn't making a whole lot of spark on cranking so figure I'm going to try a conventional ignition. I'm not interested in trick of the week stuff rather simple easy old...
  30. Retroboy

    EGT prob placement

    Howdy I'm looking at adding a single channel EGT monitor. Is there a known "lean" port in 915 J heads. That is the port the probe needs to go into. Cheers Tony
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