SWIRL-POLISHED ONE-PIECE STAINLESS STEEL OVERSIZE TYPE I - 4 RACING VALVES
One-piece 214N Stainless Rated At 1600 Degrees - Ultra Light
Thin Swirl-Polished Head Design Ranging from 33mm to 50mm
8mm Chrome Stem with Hardened Tip
Type 4 Valves Are .200"/5mm Longer Than Type 1 Valves
Part#
Description
Price
Buy Online
25005
40mm Intake
$34.51
25016
35.5mm Exhaust
$34.51
25024
33mm Exhaust
$43.95
25108
38mm Exhaust - T4
$49.14
25067
40mm Exhaust - T4
$55.00
25025
44mm Intake
$44.95
25026
37mm Exhaust
$34.51
25046
42mm Intake
$34.51
25107
48mm Intake - T4
$56.18
25120
50mm Intake - T4
$55.00
HI-REV™ 4140 CHROMOLY VALVE SEATS - 4-PIECE SET
Designed for proper airflow - engineered to provide maximum resistance to high-impact and extreme temperature variations
Part#
Head Size
Function
Outer Dimension
Inner Dimension
Width
Price
Buy Online
25006
40.0mm
Intake
1.637"/41.50mm
1.430"/36.25mm
.350"/9mm
$12.62
25017
35.5mm
Exhaust
1.483"/37.75mm
1.265"/32.25mm
.350"/9mm
$11.29
25021
33.0mm
Exhaust
1.364"/34.75mm
1.125"/28.50mm
.350"/9mm
$10.57
25033
42/44mm
Intake
1.771"/45.00mm
1.535"/39.00mm
.350"/9mm
$13.23
25034
37.0mm
Exhaust
1.525"/38.74mm
1.315"/33.40mm
.350"/9mm
$13.23
25110
38mm
Exhaust
1.630"/41.40mm
1.380"/35.05mm
.350"/9mm
$16.89
25109
48/50mm
Intake
2.012"/51.10mm
1.720"/43.69mm
.350"/9mm
$15.89
HI-REV™ MANGANESE BRONZE TYPE I - 4 RACING VALVE GUIDES - 4-PIECE SET
Manganese Bronze is Self Lubricating with Hard Wear Pads for Extended Life
Short guide boss for added clearance to eliminate retainer to guide interference on high-lift camshafts
Protect against premature valve guide failures and costly repairs caused by high operating temperatures, lean fuel mixtures, fuel contaminates, retarded ignition settings and lack of valve guide lubrication due to use of low and no lead gasoline
Part#
Description
Price
Buy Online
25014
MANGANESE Racing Intake Guide - TYPE 1
$12.95
25015
MANGANESE Racing Exhaust Guide - TYPE 1
$12.95
8mm I.D.
Part#
Description
Price
Buy Online
25040
Intake 13mm O.D. 1.7-2.0
$18.95
25051
Exhaust 15mm O.D. 2.0
$18.95
9mm I.D.
Part#
Description
Price
Buy Online
25041
Exh 13mm O.D. 1.7-1.8
$18.95
25050
Exh 15mm O.D. 2.0
$17.22
HARDENED VALVE STEM LASH CAPS - 8-PIECE SET
For use with all 8mm O.D. stem VW valves, standard or oversized heads
Prevents premature wear to end of valve stem and eliminates mushrooming of ends
Heat treated and simple slip-on installation
Part#
Description
Price
Buy Online
25047
Hardened Valve Lash Caps
$6.99
HI-REV™ TYPE 1-4 VALVE KEEPERS - 16-PIECE SET
Stainless Steel 8mm Stem Valves
High alloy steel heat treated to prevent breakage under high RPM and stress loads
Part#
Description
Price
Buy Online
20092
Hi-Rev Valve Keepers
$4.99
COPPER CYLINDER HEAD GASKETS
Eliminates combustion chamber leaks - seals tight
Increases Valve and Piston clearance without machining heads
