Chevrolet

Engine Details: 12V OHV

Notes: Nitride Coated; 2 Groove; 43.6mm Head Dia.; 8.7mm Stem Dia.; 119.5mm O.A.L.; Intake

Buyers Guide: [1985-1995] GM, ISUZU [Nitride Coated; 2 Groove; 43.6mm Head Dia.; 8.7mm Stem Dia.; 119.5mm O.A.L.] / V6 / 2.8L, 3.1L, 3.4L / 173, 191, 207 OHV 12V

Engine Details: VIN K 12V Naturally Aspirated OHV

Notes: Nitride Coated; 2 Groove; 46.7mm Head Dia.; 8.7mm Stem Dia.; 124.8mm O.A.L.; Intake

Buyers Guide: [1980-1996] GM [Nitride Coated; 2 Groove; 46.7mm Head Dia.; 8.7mm Stem Dia.; 124.8mm O.A.L.] / V6, V8 / 3.8L, 5.0L / 229, 305 OHV 12V, 16V [(CHEVROLET)]

Engine Details: VIN W 12V OHV

Notes: Nitride Coated; 1 Groove; 43.6mm Head Dia.; 7.98mm Stem Dia.; 119.5mm O.A.L.; Intake

Buyers Guide: [1987-1994] GM [Nitride Coated; 1 Groove; 43.6mm Head Dia.; 7.98mm Stem Dia.; 119.5mm O.A.L.] / V6 / 2.8L, 3.1L / 173, 191 OHV 12V

Engine Details: VIN 1 12V OHV

Notes: Nitride Coated; 1 Groove; 47.5mm Head Dia.; 7.9mm Stem Dia.; 122.5mm O.A.L.; Intake

Buyers Guide: [2006-2011] GM, SATU [Nitride Coated; 1 Groove; 47.5mm Head Dia.; 7.9mm Stem Dia.; 122.5mm O.A.L.] / V6 / 3.5L, 3.9L / 213, 237 OHV 12V

Engine Details: VIN S Vortec 24V DOHC

Notes: LL8, Nitride Coated; 3 Groove; 38.6mm Head Dia.; 5.95mm Stem Dia.; 105.5mm O.A.L.; Intake

Buyers Guide: [2002-2012] GM, ISUZU, SAAB [Nitride Coated; 3 Groove; 38.6mm Head Dia.; 5.95mm Stem Dia.; 105.5mm O.A.L.] / L4, L5, L6 / 2.9L, 3.7L, 4.2L / 178, 223, 256 DOHC 16V, 20V, 24V [(LL8, LLR, LLV, VORTEC)]

Engine Details: VIN G N/R 16V OHV

Notes: Nitride Coated; 1 Groove; 55.5mm Head Dia.; 9.4mm Stem Dia.; 132.7mm O.A.L.; Intake

Buyers Guide: [2001-2007] GM [Nitride Coated; 1 Groove; 55.5mm Head Dia.; 9.4mm Stem Dia.; 132.7mm O.A.L.] / V8 / 8.1L / 496 OHV 16V [(VORTEC)]

Engine Details: VIN C 16V OHV DIESEL

Notes: Nitride Coated; 2 Groove; 46mm Head Dia.; 8.7mm Stem Dia.; 129.8mm O.A.L.; Intake

Buyers Guide: [1991-2004] GM [Nitride Coated; 2 Groove; 46mm Head Dia.; 8.7mm Stem Dia.; 129.8mm O.A.L.] / V8 / 6.2L, 6.5L / 379, 395 OHV 16V [(DIESEL)]

Engine Details: VIN 8 12V OHV

Notes: Nitride Coated; 1 Groove; 44.7mm Head Dia.; 7.97mm Stem Dia.; 119mm O.A.L.; Intake

Buyers Guide: [2004-2007] GM, SATU [Nitride Coated; 1 Groove; 44.7mm Head Dia.; 7.97mm Stem Dia.; 119mm O.A.L.] / V6 / 3.5L / 213 OHV 12V

Engine Details: VIN W 16V OHV

Notes: Nitride Coated; 1 Groove; 55mm Head Dia.; 7.96mm Stem Dia.; 124.2mm O.A.L.; Intake, w/ .225" Tip To Groove

Buyers Guide: [2008-2017] GM [Nitride Coated; 1 Groove; 55mm Head Dia.; 7.96mm Stem Dia.; 124.2mm O.A.L.] / V8 / 6.2L / 376 OHV 16V [(L99, LS3)]

Engine Details: LB7 VIN 1 Duramax 32V Turbocharged OHV DIESEL

Notes: Nitride Coated; 1 Groove; 33mm Head Dia., 6.96mm Stem Dia., 126.4mm O.A.L.; Intake

Buyers Guide: [2001-2016] GM [Nitride Coated; 1 Groove; 33mm Head Dia., 6.96mm Stem Dia., 126.4mm O.A.L.] / V8 / 6.6L / 403 OHV 32V [(LB7, LBZ, LGH, LML, LLY, LMM)]