i
WARNING: Products on this page can expose you to a chemical, which is known to the St ate of California to cause cancer or reproductive harm. **For more information go to www.P65Warnings.ca.gov**
26
“LOWER END” PARTS
(refer to picture, page 21)
PICTURE #
13. ROD BEARINGS – MAIN BEARINGS
CLARK BEARINGS – MICHIGAN/CLEVITE 77
CLARK MAIN & ROD BEARINGS: SAVE UP TO 30%
We are now offering our own brand of premium bearings. These are brand new bearings produced exclusively for Clark’s.
• Heavy duty, Tri-metal construction on steel backing
• Full Flange Main Bearings
• Special “overplate” for applications in which the car is not driven a lot – helps to
protect from deterioration
Tri-metal multi-layer bearing
A. Micro-fine machined bearing surface to give ±.002mm tolerance with special overplate
B. 0.013mm thick lead-tin-copper overlay for improved fatigue per formance
C. Nickel barrier
D. High-fatigue strength copper-lead lining
E. Steel backing
MICHIGAN/CLEVITE BEARING: Many of the Clevite Bearings are being discontinued.
SIZING INFO: See bottom of this page
ROD BEARINGS: 1960-69 ALL – SET OF 6 (“1” = set for 6 rods) All 1 lb./each
Rod journals 1.799–1.800 = Standard
STANDARD .001 .002 .010 .020 .030
CLARK
C5464RA - - - - - - - - - - - - C5464R10 C5464R20 C5464R30
Clevite 77
C1437RA - - - - - - C1437R2 C1437R10 - - - - - - - - - - - -
ROD BEARINGS: 1960-69 ALL – INDIVIDUAL (“1” = bearings for 1 rod) All 2 oz./each
STANDARD .001 .002 .010 .020 .030
CLARK
C5464RAH - - - - - - - - - - - - C5464R10H C5464R20H C5464R30H
Clevite 77
C1437RAH - - - - - - C1437R2H C1437R10H - - - - - - - - - - - -
MAIN BEARINGS: 1960-69 ALL – SOLD SET OF 4 (“1” = full set main bearings) All 1 lb./each
Main journals 2.0978–2.0988 = Standard
STANDARD .001 .002 .010 .020 .030
CLARK
C6563MA - - - - - - - - - - - - C6563M10 C6563M20 C6563M30
Clevite 77
- - - - - - - - - - - - C1437M2 - - - - - - - - - - - - - - - - - -
FULL FLANGE BEARINGS: All of our Main Bearing Sets have the full flange style bearing. Do not settle for the half flange style.
—GET YOUR CRANK CHECKED FOR ACCURATE SIZING—
PLASTIGAGE: Use for bearings, oil pump and other places you need accurate measurement of clearance.
GREEN .001–.003 C1146P ea. 1 oz.
RED .002–.006 C5879 ea. 1 oz.
BLUE .004–.009 C5880 ea. 1 oz.
SET: 1 each Plastigage C5880X set 3 oz.
Use C5879 to check oil pump cover clearance. Stack gaskets to end up with .002–.005 range.
MAIN BEARING INSTALLATION
# in photo
to right
Identifying
1
Has thrust surfaces on sides
2
These 2 are identical. Part numbers on back will be the same.
3
4
Appears like #2 and #3 but different. Check part number
on back (edges of bearing are sometimes dyed).
As a ver y general rule, we have found the following on bearings. Note: This is only an average & can vary greatly.
0 – 40,000 miles 40,000 – 80,000 miles 80,000 – 100,000 miles
Rod Standard Standard or .001
.001 or .002
}
or grind to 0.010 or 0.20
Main Standard Standard or .001 Standard or .001
Most bearings are marked on the backside. This will give you an idea of the size you already have.
We also sell professionally prepared crankshafts and matched bearings. See #15 – Page 27.
ROD
MAIN
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