Our Hydraulic Roller profiles are designed for the ultimate in street/strip performance.
Using our proprietary Inverse Radius technology, these profiles offer more area over the nose with less overlap,
resulting in more horsepower and torque without sacrificing idle-smoothness and reliability.

EHR Series Hyd. Roller

Our EHR Series Hydraulic Roller profiles are designed for the ultimate in Hydraulic Roller performance. Using our proprietary Inverse Radius technology, these EHR Series profiles offer the most area over the nose with less overlap, resulting in more horsepower and torque without sacrificing idle-smoothness and reliability. These profiles are for use with our Hydraulic Roller tappets with a .750″ – .825″ diameter wheel. These EHR Series Hydraulic Roller profiles are for use in both street and racing applications, and require the use of our high-lift hydraulic roller lifters.

 

Duration
Lobe
Net Lifts
Part #
@ .006″
@ .050″
@ .200″
Lift
1.5
1.6
1.7
EHR68340
264°
218°
139°
.340″
.510″
.544″
.578″
EHR69340
268°
222°
143°
.340″
.510″
.544″
.578″
EHR70340
272°
226°
147°
.340″
.510″
.544″
.578″
EHR71340
276°
230°
151°
.340″
.510″
.544″
.578″
EHR71360
276°
230°
151°
.360″
.540″
.576″
.612″
EHR72360
280°
234°
155°
.360″
.540″
.576″
.612″
EHR73360
284°
238°
159°
.360″
.540″
.576″
.612″
EHR74365
288°
242°
162°
.365″
.547″
.584″
.620″
EHR75365
292°
246°
166°
.365″
.547″
.584″
.620″
EHR76365
296°
250°
170°
.365″
.547″
.584″
.620″
EHR78360
304°
253°
173°
.360″
.540″
.576″
.612″
EHR80360
312°
259°
178°
.360″
.540″
.576″
.612″

 

 

Hydraulic Roller

Our Hydraulic Roller profiles are designed for the ultimate in street performance. Using our proprietary Inverse Radius technology, these profiles offer more area over the nose with less overlap, resulting in more horsepower and torque without sacrificing idle-smoothness and reliability. These profiles are for use with Hydraulic Roller tappets with a .750″ diameter wheel. These Hydraulic Roller profiles are for use in both street and racing applications, and require the use of our hydraulic roller lifters.

Duration
Lobe
Net Lifts
Part #
@ .006″
@ .050″
@ .200″
Lift
1.5
1.6
1.7
HR65327
260°
208°
128°
.327″
.490″
.523″
.556″
HR65313
260°
210°
132°
.313″
.469″
.500″
.532″
HR66310
264°
212°
128°
.310″
.465″
.496″
.527″
HR67312
268°
210°
126°
.312″
.468″
.499″
.530″
HR67325
268°
218°
136°
.325″
.487″
.520″
.552″
HR68312A
272°
216°
134°
.312″
.468″
.499″
.530″
HR68375
272°
220°
142°
.375″
.562″
.600″
.637″
HR69312N
276°
217°
129°
.312″
.468″
.499″
.530″
HR69312
276°
218°
136°
.312″
.468″
.499″
.530″
HR70335N
280°
222°
139°
.335″
.502″
.536″
.569″
HR70335
280°
224°
141°
.335″
.502″
.536″
.569″
HR70375
280°
227°
148°
.375″
.562″
.600″
.637″
HR71308A
284°
224°
138°
.308”
.462”
.492”
.523”
HR72330
286°
226°
140°
.330″
.495″
.528″
.561″
HR73335
292°
234°
146°
.335″
.502″
.536″
.569″
HR73353
292°
233°
151°
.353″
.529″
.564″
600″
HR74341
298°
237°
152°
.341″
.511″
.545″
.580″
HR75348A
300°
240°
156°
.348”
.522”
.556”
.591”
HR75375
300°
242°
161°
.375″
.562″
.600″
.637″
HR76370
304°
245°
163°
.370″
.555″
.592″
.629″

 

LSx Hyd. Roller



Duration
Lobe
Net Lifts
Part #
@ .006″
@ .050″
@ .200″
Lift
1.7
1.8
 
LSHR65327
260°
208°
128°
.327″
.556″
.588″
LSHR65313
260°
210°
132°
.313″
.532″
.563″
LSHR66310
264°
212°
128°
.310″
.527″
.558″
LSHR67312
268°
212°
126°
.312″
.530″
.561″
LSHR67325
268°
218°
136°
.325″
.552″
.585″
LSHR68312A
272°
216°
134°
.312″
.530″
.561″
LSHR68375
272°
224°
144°
.375″
.637″
.675″
LSHR69312N
276°
218°
129°
.312″
.530″
.561″
LSHR69312
276°
218°
136°
.312″
.530″
.561″
LSHR70335N
280°
224°
139°
.335″
.569″
.603″
LSHR70335
280°
224°
141°
.335″
.569″
.603″
LSHR70375
280°
231°
150°
.375″
.637″
.675″
LSHR71308A
284°
226°
139°
.308”
.523”
.554”
LSHR72330
286°
228°
140°
.330″
.561″
.594″
LSHR73335
292°
234°
146°
.335″
.569″
.603″
LSHR73353
292°
235°
151°
.353″
.600″
.635″
LSHR74341
298°
239°
152°
.341″
.580″
.613″
LSHR75348
300°
242°
157°
.348”
.591”
.626”
LSHR75375
300°
245°
161°
.375″
.637″
.675″
LSHR76370
304°
247°
163°
.370″
.629″
.665″