Camtech CamsPerformance you can feel
 

Camtech Cams  /  Holden / 6Cyl / Holden 6 Cyl 131 - 138 Grey Motor

Note: Customer must supply cam for regrinding.

 

 

Part No

Description

Trans

Duration

Valve Lift with
1.5 Rocker 

LSA

Valve
Setting

Cam
Followers

 

 

Advertised

@.050"

IN

EX

IN

EX

IN

EX

IN EX
648B-109
(a)

Smooth idle, good throttle response and low end torque
RPM RANGE 800-4200RPM

MAN
OR
HI-STALL
231˚ 231˚ 186˚ 186˚ .342" .342" 109˚ .010" .012" MUST
REFACE Customer's LIFTERS
   

 

Part No

Description

Trans

Duration

Valve Lift with
1.5 Rocker 

LSA

Valve
Setting

Cam
Followers

 

 

Advertised

@.050"

IN

EX

IN

EX

IN

EX

IN EX
612A-108
(a)

Good street performance cam. Excellent low end and mid range power.
RPM RANGE 1000-4500

MAN
OR
HI-STALL
240˚ 240˚ 193˚ 193˚ .347" .347" 108˚ .012" .014" MUST
REFACE Customer's LIFTERS
   

 

Part No

Description

Trans

Duration

Valve Lift with
1.5 Rocker 

LSA

Valve
Setting

Cam
Followers

 

 

Advertised

@.050"

IN

EX

IN

EX

IN

EX

IN EX
639-
108
(a)

Good street performance cam. Strong mid range power. Min 9:1 comp ratio required.
RPM RANGE 1500-5000 

MAN
OR
HI-STALL
254˚ 254˚ 210˚ 210˚ .378" .378" 108˚ .014" .014" MUST
REFACE Customer's LIFTERS
   

 

Part No

Description

Trans

Duration

Valve Lift with
1.5 Rocker 

LSA

Valve
Setting

Cam
Followers

 

 

Advertised

@.050"

IN

EX

IN

EX

IN

EX

IN EX
621
(a)

Performance street & track use. Strong mid range and top end. Requires 9.5:1+ comp ratio and 3.5:1 + diff ratio
RPM RANGE 2000-5500

MAN
OR
HI-STALL
260˚ 264˚ 220˚ 223˚ .396" .399" 108˚ .014" .014" MUST
REFACE Customer's LIFTERS
   

 

Part No

Description

Trans

Duration

Valve Lift with
1.5 Rocker 

LSA

Valve
Setting

Cam
Followers

 

 

Advertised

@.050"

IN

EX

IN

EX

IN

EX

IN EX
609
(a)

Performance street & track use. Great for weekend cruise car, street strip meetings or circuit use. Very strong mid range. Min 10:1 comp ratio, 3.5:1+ diff ratio.
RPM RANGE 2500-6000

MAN
OR
HI-STALL
277˚ 284˚ 231˚ 235˚ .430" .433" 108˚ .015" .015" MUST
REFACE Customer's LIFTERS
   

 

Part No

Description

Trans

Duration

Valve Lift with
1.5 Rocker 

LSA

Valve
Setting

Cam
Followers

 

 

Advertised

@.050"

IN

EX

IN

EX

IN

EX

IN EX
608
(a)

Rough idle, strong top end,
modified engines only. Min 10.5:1 comp ratio.
RPM RANGE 3000-6500+

MAN
OR
HI-STALL
278˚ 282˚ 241˚ 243˚ .453" .453" 108˚ .015" .015" MUST
REFACE Customer's LIFTERS
   

 
Parts:
Regrind customers camshafts only. Customer must supply cam for regrinding.
 
Notes:
(a) Must use 99003 camshaft break in lube

 
   




 

 

 

 

   

Camtech Australia Pty Ltd
3/6 Adventure Pl,
Caringbah. NSW. Australia. 2229
Phone: (02) 9540 1333
Fax: (02) 9540 1332
--------------------------

 

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