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Valve Springs

Pioneer Inc. Automotive Parts

Information& Specification Data:
As a leading supplier of valve springs for more than 30 years, we've built our reputation on quality. And we live up to it by producing valve springs that set industry standards for precision and durability.

Made from the highest quality materials, Pioneer Performance valve springs are inspected during every step of the manufacturing cycle so that you get the kind of quality you expect from pioneer, from receipt of raw material, to coiling, grinding, heat treatment and final inspection.

Back to Valve Spring Menu

DUAL SPRING LOADS ALLOW FOR .100" CUP ON INNER SPRING. lOADS MAY VARY ± 10%
*W/Dual Spring Assembly, Cylinder Head Machining may be required.
** Replaces G.M. #12495691

Part #

Nominal Diameter
Outside/Inside

Spring
Type
Application
Nominal Load
For Checking
Coil Bind
Price
810010

1.260 / .876

Single
w/Damper
Hyd., Chevy 262Z S.B. V8

120# @ 1.700
300# @ 1.200
1.160

$5.66

810011

1.504 / 1.090

Single
w/Damper
Hyd.,Chevy BB V8 Chrysler BB V8
90# @ 1.880
265# @ 1.380
1.265

$5.70

810012

1.494 / 1.080

Single
w/Damper
Hyd., Chevy
S.B. V8
95# @ 1.650
270# @ 1.200
1.085

$5.70

810101

1.215 / .860

Single
w/Damper
Hyd., Chevy
L6 V6
120# @ 1.700
265# @ 1.200
1.130

$6.23

810102

1.435 / 1.035

Single
w/Damper
Mech Chrys SB V8
Ford 2.3L
110# @ 1.700
300# @ 1.150
1.100

$7.13

810103

1.539 / 1.125

Single
w/Damper
Mech. Chrys
BB V8
135# @ 1.875
305# @ 1.350
1.160

$9.18

810104

1.437 / 1.073

Single
w/Damper
Hyd Ford
2.3L
60# @ 1.700
210# @ 1.200
.925

$6.23

810105

1.460 / 1.060

Single
w/Damper
Hyd. Ford
SB & BB V8
115# @ 1.820
245# @ 1.320
1.150

$6.23

810106

1.235 / .880

Single
w/Damper
Hyd.
Buick 231
90# @ 1.700
255# @ 1.200
1.150

$6.23

810107

1.260 / .876

Single
w/Damper
Mech. Chevy
SB V8
125# @ 1.750
325# @ 1.200
1.160

$6.28

810201



1.437 / .810



*Dual



Mech. Chevy V6, 262Z

Chevy SB V8
Ford SB & BB V8
140# @ 1.940

295# @ 1.300

1.100



$9.50



810202**
1.515 / .800

*Dual

Mech Chevy BB V8
Chrysler BB V8

140# @ 1.940
360# @ 1.300

1.200

$9.78

810203

1.437 / .815

*Dual

Mech. Chrysler
SB V8
110# @ 1.700
245# @ 1.200
.975

$9.50
810204

1.384 / .810

*Dual

Hyd. Olds. V8
Pontiac 4 Cyl & V8
115# @ 1.625
220# @ 1.150
.950

$9.53

810205

1.437 / .815

*Dual

Mech. Olds. V8

130# @ 1.700
295# @ 1.200
1.100

$9.53

 

Call 1-877-354-3812
to order your Parts Today!

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About RPM Machine | Specials | Newsletter
RPM Machine-Performance Auto Parts
146 Ea 13065 So Suite F
Draper Utah 84020
We carry parts from scat, je, wiseco, ross, crower, callies, eagle, cat, eagle
Most of our rotating assemblies include forged pistons
and 4340 steelcranks


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