CHEVY

SPECIFICATIONS

PART NO.
RING PACK
NOTES:HEAD PHOTO/EFFECTIVE HEAD VOL.
C.I.D.
CYLINDER
BORE
STROKE
ROD LENGTH
MIN. CLEARANCE
COMP. HT.
PIN DIAMETER
HEAD TYPE
CRANK CL TO DECK
WT. PISTON/PIN
334
V-8
3.736"
3.750"
5.565"
.0015"
1.561"
.9272"
FLAT TOP
9.025"
470/145g
KB229*
2-5/64 
1-3/16

Head vol.-
Comp. ratio
55cc -11.1
58cc - 10.7
64cc - 9.9
76cc - 8.7
5.565"ROD

1)4 symetrical valve reliefs.

2)305 Stroker motor click here for details.


SIZES Std.,.020,.030,.040,.060

+5.5cc
C.I.D.
CYLINDER
BORE
STROKE
ROD LENGTH
MIN. CLEARANCE
COMP. HT.
PIN DIAMETER
HEAD TYPE
CRANK CL TO DECK
WT. PISTON/PIN
334
V-8
3.736"
3.750"
5.565"
.0015"
1.561"
.9272"
FLAT TOP
9.025"
470/145g
KB143*
2-5/64 
1-3/16

Head vol.-
Comp. ratio
55cc -11.2
58cc - 10.7
64cc - 10.0
76cc - 8.8
5.565"ROD

1)305 Stroker motor click here for details.





SIZES Std.,.020,.030,.040,.060

+5cc
C.I.D.
CYLINDER
BORE
STROKE
ROD LENGTH
MIN. CLEARANCE
COMP. HT.
PIN DIAMETER
HEAD TYPE
CRANK CL TO DECK
WT. PISTON/PIN
334
V-8
3.736"
3.750"
5.565"
.0015"
1.561"
.9272"
.100 Pop-up
9.025"
485/145g
KB144*
2-5/64
 1-3/16

Head vol.-
Comp. ratio
55cc -12.1
58cc - 11.6
64cc - 10.7
76cc - 9.3
5.565"ROD

1)305 Stroker motor click here for details.

2).100 solid dome.


SIZES Std.,.020,.030,.040,.060
Check piston dome-to-cylinder head clearance.

-.5cc
C.I.D.
CYLINDER
BORE
STROKE
ROD LENGTH
MIN. CLEARANCE
COMP. HT.
PIN DIAMETER
HEAD TYPE
CRANK CL TO DECK
WT. PISTON/PIN
334
V-8
3.736"
3.750"
5.700"
.0015"
1.433"
.9272"
10cc D-cup
9.025"
445/145g
KB186*
2-5/64
 1-3/16

Head vol.-
Comp. ratio
55cc -10.5
58cc - 10.1
64cc - 9.4
76cc - 8.3
5.7"ROD

1)305 Stroker motor click here for details.

2)Check for rod-to-cam clearance. Most rods require grinding at the rod bolt for clearance.

3)Check rod balance pad-to-piston clearance, underside of piston cup.

SIZES Std.,.020,.030,.040,.060

+10cc
C.I.D.
CYLINDER
BORE
STROKE
ROD LENGTH
MIN. CLEARANCE
COMP. HT.
PIN DIAMETER
HEAD TYPE
CRANK CL TO DECK
WT. PISTON/PIN
350
V-8
4.000"
3.480"
5.700"
.0015"
1.561"
.9272"
22cc D-cup
9.025"
550/145g
KB101
2-1/16 
1-3/16

KB118
2-5/64 
1-3/16

Head vol.-
Comp. ratio
58cc -9.2
62cc - 8.9
64cc - 8.7
76cc - 7.8
5.7"ROD

1)Designated as O.E. replacement for engines manufactured in years Truck 69-83, 86-90; Passenger Car 71-90.

2)* All other years.

3)Check rod balance pad-to-piston clearance, underside of piston cup.


SIZES Std.,.020,.030,.040,.060

+22cc
Part numbers with an asterisk * are not legal for sale or use on pollution controlled motor vehicles.


Previous Page / Table of Contents / Next Page