Vehicle Owner

Member ID: DavidsNova

Location: Wilton, CA

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Vehicle Info

1970 Chevrolet Nova

Bought: Aug, 2004

Bragging Rights

  • 1/4 Mile13.82 sec @ 98 mph
  • 0-600sec
  • Top Speed-1mph
  • HP280
  • Weight3400lbs

Major Upgrades

  • turbo
  • nitrous
  • bore increase
  • port and polish
  • supercharger
  • extrude honed
  • stroke increase
  • engine swap

Modifications

Performance Parts

Interior

Ratings

    • Currently 3.7/5 Stars.

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Last updated: Apr 26, 2009

Hits: 13,061

David’s Chevrolet Nova

  • Currently 3.7263157894736 /5 Stars.
29 guestbook comments

ENGINE/TRANSMISSION

This page is for the engine, transmission, exhaust, etc. upgrades.

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New Cam, Lifters, and Timing Chain

When I was racing on January 20th ,2008, my motor started ticking really loud. I pulled the valve covers and I found that the source was from the #7 and #8 intake valves. I tried to re-adjust the valves, but it didn't help out. I am 95% sure that it is 1 or 2 lifters that have collapsed. So I will tear the motor down in a few weeks and replace them. And since I'm there anyway, I might as well put a cam and timing chain in as well.

Here are the parts:

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova

The cam isn't that big, only 2 steps over stock, but I'm going for performance and gas mileage.

The specs on the cam are: .212 duration and .440 lift.

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova

Here's the cam:

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova

Here are the lifters. They are hydraulic.

DavidsNova's 1970 Chevrolet Nova

I bought a Summit True Roller Double Roller timing chain.

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova

Here's where I started.

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova
DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova

Pulled the front end apart.

DavidsNova's 1970 Chevrolet Nova

Good bye radiator and fan.

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova

A lot has changed in this picture, I removed the carb, intake, water pump, timing chain cover, valve covers, and I am loosening the rockers. The old timing chain was very loose.

DavidsNova's 1970 Chevrolet Nova

Ready to pull the old cam, lifters and push rods.

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova

Now its ready for the new parts.

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova

There were no visible signs of damage to the old cam, lifters, or push rods.

I found some pretty crazy stuff going on when I tore this stuff apart, including the power steering pump was only held on with 1 bolt, it has some really crazy looking motor mounts, and the grill filler reinforcment panel confirmed my idea that the car had been wrecked in the front before.

Here I have the cam, lifters, push rods and timing chain installed, and the valve have been adjusted.

DavidsNova's 1970 Chevrolet Nova

Nothing like a little Chevy orange to brighten an engine compartment.

DavidsNova's 1970 Chevrolet Nova

Here it all is going back together.

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova

DavidsNova's 1970 Chevrolet Nova

Ready to start.

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova

Now its all broken in, and it runs better than ever.

DavidsNova's 1970 Chevrolet Nova

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Motor Mounts:

I needed new motor mounts, so I bought some new ones for it. I took the hood off, and installed the new mounts. I had to find some new frame mounts as well, so I "borrowed" the ones off my 71 Nova. Other than that, everything went well. They actually moved my motor back and down, at least an inch in both directions.

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova
DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova

DavidsNova's 1970 Chevrolet Nova

Here its all done, except for the hood, grill, and bumper.

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova

DavidsNova's 1970 Chevrolet Nova

Grill and grill filler panel back on.

DavidsNova's 1970 Chevrolet Nova

I have since installed the hood as well. I just have to re-install the bumper, and I'll be done.

I have put the car back together, and at first it ran good, but at the track it was a lot slower. I believe the motor has begun to lose compression after years of abuse.

________________________________________________________________

New Motor

I bought the motor out of my brother's Camaro Stock car. It has forged, flat top pistons, its bored .030 over, and its a well built engine.

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova

Here it is out of the car, before I tore it down.

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova

These are the pistons. DavidsNova's 1970 Chevrolet Nova

Here it is after I tore it down.

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova

Here are my heads, they're 87-up sbc heads. They have been just recently rebuilt with all new parts and they should make for more power over stock.

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova
DavidsNova's 1970 Chevrolet Nova

Here I have installed the heads on the car.

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova
DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova

I painted the motor Chevy Orange and re-painted the valve covers gloss black.

DavidsNova's 1970 Chevrolet NovaDavidsNova's 1970 Chevrolet Nova

 

Here are the pics of the old motor removal, and the new motor install.

DavidsNova's 1970 Chevrolet Nova   DavidsNova's 1970 Chevrolet Nova

DavidsNova's 1970 Chevrolet Nova   DavidsNova's 1970 Chevrolet Nova

DavidsNova's 1970 Chevrolet Nova   DavidsNova's 1970 Chevrolet Nova

DavidsNova's 1970 Chevrolet Nova   DavidsNova's 1970 Chevrolet Nova

DavidsNova's 1970 Chevrolet Nova   DavidsNova's 1970 Chevrolet Nova

DavidsNova's 1970 Chevrolet Nova 

I went with the same cam that I put in my old motor, and upgraded to an Edelbrock Performer Air-Gap intake manifold.

DavidsNova's 1970 Chevrolet Nova  DavidsNova's 1970 Chevrolet Nova

                                DavidsNova's 1970 Chevrolet Nova

---------------------------------------------------------------
Page 1: Original Info and Pictures
Page 2-3: Engine/Transmission
Page 4-5: Suspension/Chassis
Page 6-7: Body
Page 8-9: Interior
Page 10-11: Drag Racing
Page 12: Other Pictures of my Nova
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Guestbook Ratings

Displaying entries 1-5 of 29

jamakinmecrazy  

Posted by: jamakinmecrazy

09/18/2009 11:43AM

Very nice!! Gave you 5*! When you get a chance please take a look at my ���69 Pro-Street Camaro. We just finished running in Pinks All Out and now I���m entered in Texaco Car of the Decades. If you like my car please do me the favor of voting for it in the contest. Right now a Smart Car, Pacer & VW Bug are leading? I need all the help I can get! texacocarofthedecades.com

pronova70  

Posted by: pronova70

09/05/2009 10:36AM

wow you put in alot of hard work, i really like the car. i don't race mine just go & show. liked the detail you provided, keep it in the road. i am getting mine painted a mist blue, i;ll post new pictures as i put it back together. 4 stars here, rickey

scubasteve_86  

Posted by: scubasteve_86

04/28/2009 10:34AM

5 stars! love the car and page very detailed!

laurentian  

Posted by: laurentian

04/26/2009 06:15PM

looks great 5 stars from me. Check out my 53 canadian pontiac.

olds68  

Posted by: olds68

01/19/2009 06:13AM

5 stars

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Vehicle Owner

Member ID: DavidsNova

Location: Wilton, CA