- MAX-LIFE Super Endurance Roller Valve Spring
- Dual w/Damper
- Outer OD/ID 1.600 /1.150 in.
- Inner OD/ID 1.040/0.745 in.
- SeatPres. 275lbs. At 2.050in.
- OpenPres.810lbs. At 1.200in.
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- XRE515s (16)
- Premium Steel Retainer
- Super 7
- .550" cage
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- INTAKE VALVE (QTY 8)
- HEAD DIA, 2.165"
- OAL, 4.900"
- STEM, 8mm
- TIP, .160"
- HOLLOW STEM
- RADIAL GROOVE
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- EXHAUST VALVE (QTY 8)
- HEAD DIA, 1.625"
- OAL, 5.160"
- STEM, 11/32 (.341")
- TIP, .250"
- SPECIAL ALLOY
- HOLLOW STEM
- RADIAL GROOVE
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- EXHAUST VALVE (QTY 8)
- HEAD DIA, 1.625"
- OAL, 5.160"
- STEM, 11/32 (.341")
- TIP, .250"
- SPECIAL ALLOY
- HOLLOW STEM
- RADIAL GROOVE
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- Description: Dual
- Application: Circle Track
- (ML) Max Life
- O.D.: 1.290"
- I.D. Outer: .990"
- I.D. Inner: 0.680"
- Seat Pressure: 160lbs @ 1.800"
- Open Pressure: 490lbs @ 1.100"
- Rate 471 Lbs/In
- Max Lift: 0.700"
- Coil Bind: 1.110"
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- Description: BEEHIVE
- (ML) Max Life
- O.D.: 1.290"
- Seat Pressure: 140lbs @ 1.950"
- Open Pressure: 405lbs @ 1.300"
- Rate 408 Lbs/In
- Max Lift: .650"
- Coil Bind: 1.225"
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- Description: Dual
- Application: Circle Track
- (ML) Max Life
- O.D.: 1.275"
- I.D. Outer: .935"
- I.D. Inner: .665"
- Seat Pressure: 130lbs @ 1.800"
- Open Pressure: 390lbs @ 1.150"
- Rate 471 Lbs/In
- Max Lift: .650"
- Coil Bind: 1.150"
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HEAD STUD KIT MAKE: GM / ARP MODEL: LS1 EARLY
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- Description: Dual
- Application: Circle Track
- O.D.: 1.525"
- I.D. Outer: 1.100"
- I.D. Inner: 0.780"
- Seat Pressure: 305lbs @ 2.050"
- Open Pressure: 865lbs @ 1.150"
- Rate 865 Lbs/In
- Max Lift: 0.900"
- Coil Bind: 1.100"
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- Description: Dual
- Application: Circle Track
- O.D.: 1.580"
- I.D. Outer: 1.160"
- I.D. Inner: 0.835"
- Seat Pressure: 230lbs @ 2.000"
- Open Pressure: 610lbs @ 1.270"
- Rate 521 Lbs/In
- Max Lift: 0.730"
- Coil Bind: 1.200"
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HEAD STUD KIT MAKE: GM / ARP MODEL: LS1 2004 -later
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- INTAKE VALVE (QTY 8)
- HEAD DIA, 2.150"
- OAL, 5.350"
- STEM, 11/32 (.341")
- TIP, .250"
- SQUARE GROOVE
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Product Features:
- 20-40 Percent Stronger Than Other Retainers
- Heat Treated 100 Percent Aircraft Quality Bar Stock Material
- All Valve Stem Sizes
- Step Dia. Inner 0.740/Outer 1.140
- Super 7 Deg. V. Lock No. VL600 (5/16)/VL700 (11/32)/VL800 (3/8)
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- Description: BEEHIVE
- (ML) Max Life
- O.D.: 1.290"
- Seat Pressure: 150lbs @ 1.800"
- Open Pressure: 420lbs @ 1.140"
- Rate 409 Lbs/In
- Max Lift: .660"
- Coil Bind: 1.080"