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-15 Series Cylinder HeadsStandard Exhaust Ports
- -15 Series Cylinder Heads
- Std Exhaust Port
- 267cc Intake Ports
- 51cc Combustion Chambers
- 2.180'' Intake (TI) / 1.625'' Exhaust (ST) Valves
- 1.550'' Dia. Springs - 240# Seat Pressure
- Titanium Retainers
- Angle Plug
- Assembled, 2/pkg.
Cylinder Head Specifications - Intake Port Volume: 267cc
- Combustion Chamber Volume: 51cc
- Valves: 2.180' dia. x 5.850' o.a.l. Intake (Titanium) / 1.625' dia. x 5.850' o.a.l. Exhaust (Steel) ( 11/32' Stem Diameter )
- Valve Springs: 1.550' Diameter - Open Pressure: 550 lbs.; Closed Pressure: 240 lbs.; Installed Height: 1.950'; Max Lift: .700'
- Spring Retainers: 1.550' 10° Titanium
- Valve Seals: 11/32'
- Spark Plug Configuration: AngledFacts and Related Components
- Torque Heads: 70 ft-lb.
- Torque Rocker Studs: 40-45 ft-lb.
- Intake Gasket: Brodix p/n 158-MG1550
- Head Gasket: Fel-Pro p/n 375-1003 (350ci) / 375-1004 (400ci) or Cometic p/n 245-C5399 (350ci) / 245-C5403 (400ci)
- Exhaust Gasket: Brodix p/n 158-MG1506 (Standard Port)
- Head Studs: Brodix SK HS 15C/18C AP (Brodix Aluminum Block)
- Spark Plug Specs: 14mm Thread, .750' (3/4') Reach, Gasket Seat
- Valve Angle: 15°
- Angle Milling: .0065' per cc
- Flat Milling: .0055' per cc
- Pushrod Slots: 58/107
- Stud Girdle: N/A
- Rocker Arms: Shaft System with 58/107 Spacing (Check heads for intake offset) - T&D 2239, Jesel KPS 306114, Crower 7417F
- Lifters: .180' Offset
- Pistons: Special 15°
- Pushrods: Special Length
- Intake Face Angle: 5°
- Exhaust Pattern: Stahl
- Valve Centerline: 58/107
- Spring Pockets: 1.550' Out of the Box - No larger or deeper
- Accessory Bolt Holes are Drilled
- Recommended Intake Manifold: Brodix HV 1500 (p/n 158-HV1500) / HV 1501 (p/n 158-HV1501)
Part TypeCylinder Head
BrandBRODIX
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part Number1258101
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
