Mercury

Engine Details: VIN S Duratec 24V DOHC

Notes: Nitride Coated; 3 Groove; 30mm Head Dia., 6mm Stem Dia., 115.4mm O.A.L.; Exhaust

Buyers Guide: [1996-2012] FORD, MAZDA [Nitride Coated; 3 Groove; 30mm Head Dia., 6mm Stem Dia., 115.4mm O.A.L.] / V6 / 3.0L / 181 DOHC 24V [(DURATEC)]

Engine Details: 8V SOHC

Notes: Nitride Coated; 3 Groove; 34mm Head Dia., 8mm Stem Dia., 133.9mm O.A.L.; Exhaust

Buyers Guide: [1992-1996] FORD [Nitride Coated; 3 Groove; 34mm Head Dia., 8mm Stem Dia., 133.9mm O.A.L.] / L4 / 1.9L / 116 SOHC 8V

Engine Details: VIN C Duratec 24V Naturally Aspirated DOHC

Notes: Nitride Coated; 1 Groove; 31mm Head Dia., 5.5mm Stem Dia., 95.5mm O.A.L.; Exhaust

Buyers Guide: [2007-2016] FORD, MAZDA [Nitride Coated; 1 Groove; 31mm Head Dia., 5.5mm Stem Dia., 95.5mm O.A.L.] / V6 / 3.5L, 3.7L / 213, 227 DOHC 24V [(99K, 99R, 99M, DURATEC)]

Engine Details: VIN 3 Zetec 16V DOHC

Notes: Nitride Coated; 1 Groove; 28mm Head Dia., 6mm Stem Dia., 96.5mm O.A.L.; Exhaust, w/ 1 Groove

Buyers Guide: [1995-2004] FORD, MAZDA [Nitride Coated; 1 Groove; 28mm Head Dia., 6mm Stem Dia., 96.5mm O.A.L.] / L4 / 2.0L / 121 DOHC 16V [(ZETEC)]

Engine Details: 8V SOHC

Notes: Nitride Coated; 4 Groove; 38.2mm Head Dia., 8.7mm Stem Dia., 121.8mm O.A.L.; Exhaust

Buyers Guide: [1989-1994] FORD, MAZDA [Nitride Coated; 4 Groove; 38.2mm Head Dia., 8.7mm Stem Dia., 121.8mm O.A.L.] / L4 / 2.3L / 140 OHV, SOHC 8V [(HSC)]

Engine Details: VG30E 12V SOHC

Notes: Nitride Coated; 1 Groove; 35mm Head Dia., 8mm Stem Dia., 124.4mm O.A.L.; Exhaust

Buyers Guide: [1986-2004] FORD, INFINI, NISSAN [Nitride Coated; 1 Groove; 35mm Head Dia., 8mm Stem Dia., 124.4mm O.A.L.] / V6 / 3.0L, 3.3L / 182 SOHC 12V [(VG30, VG30E, VG30E, VG30E, VG30I, VG33E, VG33ER)]

Engine Details: VIN W N/R 16V SOHC

Notes: Nitride Coated; 3 Groove; 34mm Head Dia., 6.96mm Stem Dia., 117mm O.A.L.; Exhaust

Buyers Guide: [1991-2004] FORD [Nitride Coated; 3 Groove; 34mm Head Dia., 6.96mm Stem Dia., 117mm O.A.L.] / V10, V8 / 4.6L, 5.4L, 6.8L / 281, 330, 415 SOHC 16V, 20V [(ROMEO, TRITON, WINDSOR)]

Engine Details: VIN F 16V OHV

Notes: Nitride Coated; 1 Groove; 36.9mm Head Dia., 8.7mm Stem Dia., 125.5mm O.A.L.; Exhaust, [4.942 Length]

Buyers Guide: [1986-1995] FORD [Nitride Coated; 1 Groove; 36.9mm Head Dia., 8.7mm Stem Dia., 125.5mm O.A.L.] / V8 / 5.0L / 302 OHV 16V

Includes: Exhaust Valve x8 Intake Valve x8.

Engine Details: Nitride Coated, 3 Groove, 34mm Head Dia., 6.96mm Stem Dia., 117mm O.A.L., Exhaust, 44.5mm Head Dia., 6.99mm Stem Dia., 120.7mm O.A.L., Intake, w/o BULLITT, 120.7mm O

Engine Details: Duratec 24V DOHC

Notes: Nitride Coated; 3 Groove; 26mm Head Dia., 6mm Stem Dia., 115.5mm O.A.L.; Exhaust

Buyers Guide: [1995-2002] FORD, MAZDA [Nitride Coated; 3 Groove; 26mm Head Dia., 6mm Stem Dia., 115.5mm O.A.L.] / V6 / 2.5L / 155 DOHC 24V [(DURATEC)]