How Hard is DIY Valve Adjustment?
Once again, this is a 1995 Civic EX 1.6L 125HP sedan. Don't have the
serial number at hand. I've done valve lash adjustments on old Volvo pushrod engines, but nothing like this. It sounds like the adjustment mechanism is surprisingly similar, though: set screw and locknut. So, any tricks? Is this something best left to a seasoned mechanic? I have the Chilton manual. |
Re: How Hard is DIY Valve Adjustment?
mjc13<REMOVETHIS> wrote:
> Once again, this is a 1995 Civic EX 1.6L 125HP sedan. Don't have the > serial number at hand. I've done valve lash adjustments on old Volvo > pushrod engines, but nothing like this. It sounds like the adjustment > mechanism is surprisingly similar, though: set screw and locknut. So, > any tricks? Is this something best left to a seasoned mechanic? I have > the Chilton manual. --------------------------------------- For better control / leverage, it's nice if you have a long-handle combination wrench, like the 'pro' series one I picked up. It's even nicer if you have the tool that holds the locknut and has a screwdriver built it. GOOGLE 'powerbuilt 648828' or similar, depending on the size of the '95's locknut. I have one but haven't used it yet. 'Curly' |
Re: How Hard is DIY Valve Adjustment?
mjc13<REMOVETHIS> wrote:
> Once again, this is a 1995 Civic EX 1.6L 125HP sedan. Don't have the > serial number at hand. I've done valve lash adjustments on old Volvo > pushrod engines, but nothing like this. It sounds like the adjustment > mechanism is surprisingly similar, though: set screw and locknut. So, > any tricks? Is this something best left to a seasoned mechanic? I have > the Chilton manual. --------------------------------------- For better control / leverage, it's nice if you have a long-handle combination wrench, like the 'pro' series one I picked up. It's even nicer if you have the tool that holds the locknut and has a screwdriver built it. GOOGLE 'powerbuilt 648828' or similar, depending on the size of the '95's locknut. I have one but haven't used it yet. 'Curly' |
Re: How Hard is DIY Valve Adjustment?
mjc13<REMOVETHIS> wrote:
> Once again, this is a 1995 Civic EX 1.6L 125HP sedan. Don't have the > serial number at hand. I've done valve lash adjustments on old Volvo > pushrod engines, but nothing like this. It sounds like the adjustment > mechanism is surprisingly similar, though: set screw and locknut. So, > any tricks? Is this something best left to a seasoned mechanic? I have > the Chilton manual. --------------------------------------- For better control / leverage, it's nice if you have a long-handle combination wrench, like the 'pro' series one I picked up. It's even nicer if you have the tool that holds the locknut and has a screwdriver built it. GOOGLE 'powerbuilt 648828' or similar, depending on the size of the '95's locknut. I have one but haven't used it yet. 'Curly' |
Re: How Hard is DIY Valve Adjustment?
motsco_ wrote:
> mjc13<REMOVETHIS> wrote: > >> Once again, this is a 1995 Civic EX 1.6L 125HP sedan. Don't have >> the serial number at hand. I've done valve lash adjustments on old >> Volvo pushrod engines, but nothing like this. It sounds like the >> adjustment mechanism is surprisingly similar, though: set screw and >> locknut. So, any tricks? Is this something best left to a seasoned >> mechanic? I have the Chilton manual. > > > --------------------------------------- > > For better control / leverage, it's nice if you have a long-handle > combination wrench, like the 'pro' series one I picked up. It's even > nicer if you have the tool that holds the locknut and has a screwdriver > built it. GOOGLE 'powerbuilt 648828' or similar, depending on the size > of the '95's locknut. I have one but haven't used it yet. > > 'Curly' I was going to use a torque wrench. That isn't critical? |
Re: How Hard is DIY Valve Adjustment?
motsco_ wrote:
> mjc13<REMOVETHIS> wrote: > >> Once again, this is a 1995 Civic EX 1.6L 125HP sedan. Don't have >> the serial number at hand. I've done valve lash adjustments on old >> Volvo pushrod engines, but nothing like this. It sounds like the >> adjustment mechanism is surprisingly similar, though: set screw and >> locknut. So, any tricks? Is this something best left to a seasoned >> mechanic? I have the Chilton manual. > > > --------------------------------------- > > For better control / leverage, it's nice if you have a long-handle > combination wrench, like the 'pro' series one I picked up. It's even > nicer if you have the tool that holds the locknut and has a screwdriver > built it. GOOGLE 'powerbuilt 648828' or similar, depending on the size > of the '95's locknut. I have one but haven't used it yet. > > 'Curly' I was going to use a torque wrench. That isn't critical? |
Re: How Hard is DIY Valve Adjustment?
motsco_ wrote:
> mjc13<REMOVETHIS> wrote: > >> Once again, this is a 1995 Civic EX 1.6L 125HP sedan. Don't have >> the serial number at hand. I've done valve lash adjustments on old >> Volvo pushrod engines, but nothing like this. It sounds like the >> adjustment mechanism is surprisingly similar, though: set screw and >> locknut. So, any tricks? Is this something best left to a seasoned >> mechanic? I have the Chilton manual. > > > --------------------------------------- > > For better control / leverage, it's nice if you have a long-handle > combination wrench, like the 'pro' series one I picked up. It's even > nicer if you have the tool that holds the locknut and has a screwdriver > built it. GOOGLE 'powerbuilt 648828' or similar, depending on the size > of the '95's locknut. I have one but haven't used it yet. > > 'Curly' I was going to use a torque wrench. That isn't critical? |
Re: How Hard is DIY Valve Adjustment?
"mjc13<REMOVETHIS>" <"mjc13<REMOVETHIS>"@verizon.net> wrote in
news:7uBgi.5806$bj5.2829@trndny07: > motsco_ wrote: >> mjc13<REMOVETHIS> wrote: >> >>> Once again, this is a 1995 Civic EX 1.6L 125HP sedan. Don't have >>> the serial number at hand. I've done valve lash adjustments on old >>> Volvo pushrod engines, but nothing like this. It sounds like the >>> adjustment mechanism is surprisingly similar, though: set screw and >>> locknut. So, any tricks? Is this something best left to a seasoned >>> mechanic? I have the Chilton manual. >> >> >> --------------------------------------- >> >> For better control / leverage, it's nice if you have a long-handle >> combination wrench, like the 'pro' series one I picked up. It's even >> nicer if you have the tool that holds the locknut and has a >> screwdriver built it. GOOGLE 'powerbuilt 648828' or similar, >> depending on the size of the '95's locknut. I have one but haven't >> used it yet. >> >> 'Curly' > > > I was going to use a torque wrench. That isn't critical? > It *most certainly* is. I do my valves every year. I use no special tools, just a flat-blade screwdriver, a 12mm wrench and a feeler gauge set. The critical thing to do is to make certain the cam lobes you check are pointing stright up to the sky. This ensures their ramps are nowhere near the rocker mechanism, so cannot affect readings. Turn engine COUNTER-clockwise with your ratchet. If you have need to go the other way, do that only for fine-tuning of cam position. Never turn clockwise more than a degree or two. -- Tegger The Unofficial Honda/Acura FAQ www.tegger.com/hondafaq/ |
Re: How Hard is DIY Valve Adjustment?
"mjc13<REMOVETHIS>" <"mjc13<REMOVETHIS>"@verizon.net> wrote in
news:7uBgi.5806$bj5.2829@trndny07: > motsco_ wrote: >> mjc13<REMOVETHIS> wrote: >> >>> Once again, this is a 1995 Civic EX 1.6L 125HP sedan. Don't have >>> the serial number at hand. I've done valve lash adjustments on old >>> Volvo pushrod engines, but nothing like this. It sounds like the >>> adjustment mechanism is surprisingly similar, though: set screw and >>> locknut. So, any tricks? Is this something best left to a seasoned >>> mechanic? I have the Chilton manual. >> >> >> --------------------------------------- >> >> For better control / leverage, it's nice if you have a long-handle >> combination wrench, like the 'pro' series one I picked up. It's even >> nicer if you have the tool that holds the locknut and has a >> screwdriver built it. GOOGLE 'powerbuilt 648828' or similar, >> depending on the size of the '95's locknut. I have one but haven't >> used it yet. >> >> 'Curly' > > > I was going to use a torque wrench. That isn't critical? > It *most certainly* is. I do my valves every year. I use no special tools, just a flat-blade screwdriver, a 12mm wrench and a feeler gauge set. The critical thing to do is to make certain the cam lobes you check are pointing stright up to the sky. This ensures their ramps are nowhere near the rocker mechanism, so cannot affect readings. Turn engine COUNTER-clockwise with your ratchet. If you have need to go the other way, do that only for fine-tuning of cam position. Never turn clockwise more than a degree or two. -- Tegger The Unofficial Honda/Acura FAQ www.tegger.com/hondafaq/ |
Re: How Hard is DIY Valve Adjustment?
"mjc13<REMOVETHIS>" <"mjc13<REMOVETHIS>"@verizon.net> wrote in
news:7uBgi.5806$bj5.2829@trndny07: > motsco_ wrote: >> mjc13<REMOVETHIS> wrote: >> >>> Once again, this is a 1995 Civic EX 1.6L 125HP sedan. Don't have >>> the serial number at hand. I've done valve lash adjustments on old >>> Volvo pushrod engines, but nothing like this. It sounds like the >>> adjustment mechanism is surprisingly similar, though: set screw and >>> locknut. So, any tricks? Is this something best left to a seasoned >>> mechanic? I have the Chilton manual. >> >> >> --------------------------------------- >> >> For better control / leverage, it's nice if you have a long-handle >> combination wrench, like the 'pro' series one I picked up. It's even >> nicer if you have the tool that holds the locknut and has a >> screwdriver built it. GOOGLE 'powerbuilt 648828' or similar, >> depending on the size of the '95's locknut. I have one but haven't >> used it yet. >> >> 'Curly' > > > I was going to use a torque wrench. That isn't critical? > It *most certainly* is. I do my valves every year. I use no special tools, just a flat-blade screwdriver, a 12mm wrench and a feeler gauge set. The critical thing to do is to make certain the cam lobes you check are pointing stright up to the sky. This ensures their ramps are nowhere near the rocker mechanism, so cannot affect readings. Turn engine COUNTER-clockwise with your ratchet. If you have need to go the other way, do that only for fine-tuning of cam position. Never turn clockwise more than a degree or two. -- Tegger The Unofficial Honda/Acura FAQ www.tegger.com/hondafaq/ |
Re: How Hard is DIY Valve Adjustment?
Tegger wrote:
> "mjc13<REMOVETHIS>" <"mjc13<REMOVETHIS>"@verizon.net> wrote in > news:7uBgi.5806$bj5.2829@trndny07: > > >>motsco_ wrote: >> >>>mjc13<REMOVETHIS> wrote: >>> >>> >>>> Once again, this is a 1995 Civic EX 1.6L 125HP sedan. Don't have >>>>the serial number at hand. I've done valve lash adjustments on old >>>>Volvo pushrod engines, but nothing like this. It sounds like the >>>>adjustment mechanism is surprisingly similar, though: set screw and >>>>locknut. So, any tricks? Is this something best left to a seasoned >>>>mechanic? I have the Chilton manual. >>> >>> >>>--------------------------------------- >>> >>>For better control / leverage, it's nice if you have a long-handle >>>combination wrench, like the 'pro' series one I picked up. It's even >>>nicer if you have the tool that holds the locknut and has a >>>screwdriver built it. GOOGLE 'powerbuilt 648828' or similar, >>>depending on the size of the '95's locknut. I have one but haven't >>>used it yet. >>> >>>'Curly' >> >> >> I was going to use a torque wrench. That isn't critical? >> > > > > > It *most certainly* is. > > I do my valves every year. I use no special tools, just a flat-blade > screwdriver, a 12mm wrench and a feeler gauge set. > > The critical thing to do is to make certain the cam lobes you check are > pointing stright up to the sky. This ensures their ramps are nowhere > near the rocker mechanism, so cannot affect readings. > > Turn engine COUNTER-clockwise with your ratchet. If you have need to go > the other way, do that only for fine-tuning of cam position. Never turn > clockwise more than a degree or two. > I assume you mean a torque wrench with 12mm socket. ;-) I was hoping to turn the engine by rolling the car in gear. Any problem with that approach? I don't remember if the manual gives the bolt size - is 12mm applicable to my '95 EX? |
Re: How Hard is DIY Valve Adjustment?
Tegger wrote:
> "mjc13<REMOVETHIS>" <"mjc13<REMOVETHIS>"@verizon.net> wrote in > news:7uBgi.5806$bj5.2829@trndny07: > > >>motsco_ wrote: >> >>>mjc13<REMOVETHIS> wrote: >>> >>> >>>> Once again, this is a 1995 Civic EX 1.6L 125HP sedan. Don't have >>>>the serial number at hand. I've done valve lash adjustments on old >>>>Volvo pushrod engines, but nothing like this. It sounds like the >>>>adjustment mechanism is surprisingly similar, though: set screw and >>>>locknut. So, any tricks? Is this something best left to a seasoned >>>>mechanic? I have the Chilton manual. >>> >>> >>>--------------------------------------- >>> >>>For better control / leverage, it's nice if you have a long-handle >>>combination wrench, like the 'pro' series one I picked up. It's even >>>nicer if you have the tool that holds the locknut and has a >>>screwdriver built it. GOOGLE 'powerbuilt 648828' or similar, >>>depending on the size of the '95's locknut. I have one but haven't >>>used it yet. >>> >>>'Curly' >> >> >> I was going to use a torque wrench. That isn't critical? >> > > > > > It *most certainly* is. > > I do my valves every year. I use no special tools, just a flat-blade > screwdriver, a 12mm wrench and a feeler gauge set. > > The critical thing to do is to make certain the cam lobes you check are > pointing stright up to the sky. This ensures their ramps are nowhere > near the rocker mechanism, so cannot affect readings. > > Turn engine COUNTER-clockwise with your ratchet. If you have need to go > the other way, do that only for fine-tuning of cam position. Never turn > clockwise more than a degree or two. > I assume you mean a torque wrench with 12mm socket. ;-) I was hoping to turn the engine by rolling the car in gear. Any problem with that approach? I don't remember if the manual gives the bolt size - is 12mm applicable to my '95 EX? |
Re: How Hard is DIY Valve Adjustment?
Tegger wrote:
> "mjc13<REMOVETHIS>" <"mjc13<REMOVETHIS>"@verizon.net> wrote in > news:7uBgi.5806$bj5.2829@trndny07: > > >>motsco_ wrote: >> >>>mjc13<REMOVETHIS> wrote: >>> >>> >>>> Once again, this is a 1995 Civic EX 1.6L 125HP sedan. Don't have >>>>the serial number at hand. I've done valve lash adjustments on old >>>>Volvo pushrod engines, but nothing like this. It sounds like the >>>>adjustment mechanism is surprisingly similar, though: set screw and >>>>locknut. So, any tricks? Is this something best left to a seasoned >>>>mechanic? I have the Chilton manual. >>> >>> >>>--------------------------------------- >>> >>>For better control / leverage, it's nice if you have a long-handle >>>combination wrench, like the 'pro' series one I picked up. It's even >>>nicer if you have the tool that holds the locknut and has a >>>screwdriver built it. GOOGLE 'powerbuilt 648828' or similar, >>>depending on the size of the '95's locknut. I have one but haven't >>>used it yet. >>> >>>'Curly' >> >> >> I was going to use a torque wrench. That isn't critical? >> > > > > > It *most certainly* is. > > I do my valves every year. I use no special tools, just a flat-blade > screwdriver, a 12mm wrench and a feeler gauge set. > > The critical thing to do is to make certain the cam lobes you check are > pointing stright up to the sky. This ensures their ramps are nowhere > near the rocker mechanism, so cannot affect readings. > > Turn engine COUNTER-clockwise with your ratchet. If you have need to go > the other way, do that only for fine-tuning of cam position. Never turn > clockwise more than a degree or two. > I assume you mean a torque wrench with 12mm socket. ;-) I was hoping to turn the engine by rolling the car in gear. Any problem with that approach? I don't remember if the manual gives the bolt size - is 12mm applicable to my '95 EX? |
Re: How Hard is DIY Valve Adjustment?
mjc13<REMOVETHIS> wrote:
.. . . .I was hoping > to turn the engine by rolling the car in gear. Any problem with that > approach? ------------------------------------- Yes, you'll run out of room on your driveway before you get your valves all adjusted :-) Once you slip out the spark plugs the engine turns over easily with the Power Steering nut. (depending on the model) Engine should be STONE COLD too, at least on the GEn 1 CR-V it's true. 'Curly' |
Re: How Hard is DIY Valve Adjustment?
mjc13<REMOVETHIS> wrote:
.. . . .I was hoping > to turn the engine by rolling the car in gear. Any problem with that > approach? ------------------------------------- Yes, you'll run out of room on your driveway before you get your valves all adjusted :-) Once you slip out the spark plugs the engine turns over easily with the Power Steering nut. (depending on the model) Engine should be STONE COLD too, at least on the GEn 1 CR-V it's true. 'Curly' |
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